A student pours a spoonful of dirt into a cup of water. The water and dirt are stirred together. The water turns a light brown color. Some dark pieces float to the top of the cup and another dark layer forms on the bottom of the cup. Which statement BEST describes the contents of the cup?

Answers

Answer 1

The statements described the contents of the cup is that it is a mixture.

What is the cup?

Let us notice that the question that we have here is incomplete but to the best of my ability I would try to explain the concept that is involved here. We know that a mixture would imply any combination of the substances that are not chemically combined together.

We can see that both the water and the dirt are independent substances. They do not mix up at all when we put the dirt in the water. They would continue to be separate from each other although they have been mixed together.

Hence, we can see that putting the dirt and the water in the same place would only lead to the production of a mixture of substances as we have described in the answer stated here.

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Related Questions

Mindy notices that her cat is having trouble urinating. The veterinarian suspects Mindy's cat has a urinary tract infection. Which body system does
this disease affect?
O A.
endocrine
OB. excretory
OC. respiratory
O D. circulatory

Answers

Answer:

The answer is B.excretory

Put the following in order from
Oldest to Youngest
Unicellular Eukaryotes
Multicellular Eukaryotes
Heterotrophic Prokaryotes
Autotrophic Prokaryotes

Answers

From an evolutionary point of view prokaryotes preceded eukaryotes. Therefore it can be said that prokaryotes are older than eukaryotes.

Multicellular organisms evolved from the unicellular eukaryotes at least 1.7 billion years ago. Some unicellular eukaryotes form multicellular aggregates that appear to represent an evolutionary transition from single cells to the multicellular organisms.

The first life forms on earth were heterotrophs and atmosphere was reducing. The advent of first autotrophs also however did not immediately make the atmosphere oxidizing

The first life on the Earth began more than 3.8 billion years ago with individual cells that did not contain nuclei known as prokaryotes. These first living cells were heterotrophs meaning that they were dependent on the external nutrition sources

The earliest cells were probably the heterotrophs. Most likely they got their energy from other molecules in organic “soup.” However, by about 3 billion years ago new way of obtaining energy evolved. This new way was the photosynthesis.

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period when cell is not engaged in division

Answers

Interphase is the period of cell cycle in which the cell is not engaged in any kind of cell division. This phase is marked as the preparatory phase for the actual cell division.

What is Cell cycle?

The cell cycle is a series of steps during which the chromosomes and other cellular material double to make two copies of the genetic material. The cell then undergoes division to form two daughter cells, each of the daughter cell receiving one copy of the doubled chromosomal material. The cell cycle is complete when each of the daughter cell is surrounded by its own outer membrane.

   

The interphase is the period when the cell is in a non-dividing state of the cell and this phase can be in different stages: the first gap (G1) between the last mitosis (M) and the S-phase (phase of DNA synthesis) and the second gap (G2) phase between the completion of the S-phase and the next mitosis (M).

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HELP LIMITED TIME!!!!!!!!!
Solar, wind, wave, and nuclear energy are all ways of producing
energy without producing the negative outcome of:

Select one:

1, Decreased oxygen levels
2, Habitat loss
3, Increased greenhouse gas emissions
4, Non-native species

Answers

Answer:

3. Increased greenhouse gas emissions

Explanation:

Solar, wind, wave, and nuclear energy are all ways of producing energy without producing the negative outcome of increased greenhouse gas emissions. Greenhouse gases, such as carbon dioxide and methane, are released into the atmosphere through the burning of fossil fuels, such as coal, oil, and natural gas. These gases trap heat in the atmosphere and contribute to global warming and climate change. Solar, wind, wave, and nuclear energy, on the other hand, are forms of renewable energy that do not produce greenhouse gases when they are generated. They are considered more environmentally friendly alternatives to fossil fuels, and their use can help to reduce greenhouse gas emissions and mitigate the impacts of climate change.


provides an opportunity to get
to know someone of the opposite sex outside your own family.

Answers

College life or getting to meet people provides an opportunity to get to know someone of the opposite sex outside your own family.

Understand differences and similarities of both genders, and learn how to get along with each other.

Establish good interpersonal relationships, enrich your social life.

Understand each otherAccept each otherLook for similaritiesLearn from each otherComplement each otherChoose friends carefullyBe sincere

How to Get to Know the Person

1 Ask open-ended questions

2 Ask them questions about the future

3 Learn about the interests

4 Be curious about the life

5 Actively listen to them

6 Open up about past.

7 Invite them to hang out with closest friends

8 Spend a typical day together

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What does it mean to have a mutation in a cystic fibrosis gene

Answers

Answer:In cystic fibrosis, a defect (mutation) in a gene — the cystic fibrosis transmembrane conductance regulator (CFTR) gene — changes a protein that regulates the movement of salt in and out of cells. The result is thick, sticky mucus in the respiratory, digestive and reproductive systems, as well as increased salt in sweat.

Explanation:

Ms. King's class is planning an experiment to find out the average number of sunny days per week this October for their city.

Answers

Use a graph if that is the answer you are looking for. Or use the data they find and put that on the graph or how many cloudy days vs sunny days or rainy days

Can a person have DID (Dissociative Identity Disorder) and BPD (Borderline Personality Disorder) at the same time?

Answers

Answer:

Yes, it is possible for a person to have both DID and BPD at the same time. According to the Diagnostic and Statistical Manual of Mental Disorders (DSM-5), a person can be diagnosed with both disorders if they meet the criteria for both.

Explanation:

1. What other process can you think of that is similar to the journey of a signal through the neuron? For
example, a relay race can be similar to a neuron passing the baton to another neuron. Think of another
example and explain how.

Answers

Neurons are similar to other cells in body because: Neurons are surrounded by cell membrane. Neurons have nucleus that contains genes. It contain cytoplasm, mitochondria and other organelles.

what are neural signals?

Information from one neuron flows to another neuron across small gap called a synapse (SIN-aps). At synapse, electrical signals are translated into chemical signals in order to cross the gap. Once on other side, the signal becomes electrical again.

The transfer of information from neuron to neuron takes place through release of chemical substances into the space between axon and the dendrites. These chemicals are called neurotransmitters, and process is called neurotransmission. The space between the axon and dendrites is called the synapse

Neurotransmitter release from presynaptic terminal consists of a series of intricate steps:

1) depolarization of the terminal membrane

2) activation of voltage-gated Ca2+ channels

3) Ca2+ entry

4) a change in conformation of docking proteins

5) fusion of the vesicle to the plasma membrane

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What does working out have to do with the characteristics of life? 100 POINTS!!!!!!!!!

Answers

Increasing life expextancy by several years.

Hope this helps!!

Answer:

Working out regularly can improve your muscle strength and boost your endurance. Moving our body delivers oxygen and nutrients to your tissues and helps your cardiovascular system work more efficiently. And when your heart and lung health improve, you have more energy to tackle daily chores.

By having more energy to do daily activities your life expectancy and quality can increase significantly.

Matter Movement In
Where are molecules coming from?

Biosynthesis for growth

Answers

Biosynthesis for growth; In matter movement, molecules come from leaves and plant system.

What is Biosynthesis?

The production of complex molecules within living organisms or cells is known as biosynthesis. Chemical reactions and pathways that result in the formation of substances; typically the energy-intensive part of metabolism in which simpler substances are transformed into more complex ones.

Simple compounds are modified, converted into other compounds, or joined to form macromolecules during biosynthesis. This procedure frequently involves metabolic pathways. Matter is cycled through the ecosystem via a series of food chains, food webs, and nutrient cycles. Because all organisms are interconnected, matter is transferred from one to another. These macro molecules come from leaves and plant system.

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please help answer the 3 questions

Answers

1. The flattened form of objects like leaves. inside the respiratory system, the alveoli. the gastrointestinal system's villi. 2. While turtles have specialized excretory openings, fish have gills.

What modification is necessary for a successful gas exchange, one example?

Alveoli modifications:

Moisture-filled walls: Gases dissolve in the moisture, which makes it easier for them to cross the gas exchange surface. Gases can travel through permeable walls. large blood supply, ensuring that blood rich in carbon dioxide is transported to the lungs and blood rich in oxygen is removed from the lungs.

Compare the Australian Fitzroy River turtle's gas exchange system to that of fish.

Gills are found in fish, while specialized excretory openings are seen in turtles. These gaseous exchange systems have a huge surface area, a plentiful blood supply, and are ventilated by water movement for a sharp gradient in concentration. The main distinction is where the gas exchange surface is located.

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the illustration shows a model of the transport of soute particles from outside the cell to inside the cell. what type of cell transport is modeled

Answers

Answer:

The illustration shows a model of the active transport of solute particles from outside the cell to inside the cell.

Explanation:

Active Transport is defined as a process involving the movement of molecules from a region of lower concentration to a region of higher concentration against a gradient or an obstacle with the use of external energy.

This process is “active” because it requires the use of energy (usually in the form of ATP). It is the opposite of passive transport.

An example is the phagocytosis of bacteria by Macrophages.

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What are two adaptations in plant cells that do similar things for plants as bones do for animals? HELP PLEAS THANK OYOU

Answers

Answer:

Two adaptations in plant cells that do similar things for plants as bones do for animals are cell walls and vacuoles. Cell walls provide structure and support to the plant, similar to how bones provide structure and support to animals. Vacuoles store essential nutrients and minerals, just as bones store important minerals and nutrients.

Explanation:

Ocean currents have a direct effect on climate by an interaction of which systems? (1 point)
O hydrosphere and atmosphere
O geosphere and biosphere
O geosphere and atmosphere
O biosphere and atmosphere

Answers

Ocean currents have a direct effect on climate by an interaction of ' geosphere and atmosphere'.

What is the atmosphere?

The atmosphere is basically the layer of gases surrounding the Earth. It is composed of nitrogen (78%), oxygen (21%), and trace amounts of other gases, such as argon, carbon dioxide, and water vapor. The atmosphere protects us from the sun's harmful ultraviolet radiation, helps keep temperatures moderate, and creates the weather patterns that make life possible.

Ocean currents act as a bridge between the atmosphere and the geosphere, transferring heat, moisture, and momentum between the two. This helps to regulate the global climate by moving warm water from the equator to higher latitudes and vice versa. This in turn affects air masses, cloud formation, and precipitation patterns, which can have a great impact on the climate. For example, warm ocean currents can strengthen cyclones, while cold currents can help prevent them. In addition, ocean currents can influence the rate at which heat is absorbed and released into the atmosphere, which can lead to extreme weather events like heat waves and droughts.

Hence, Option C is correct.

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Answer:

A) Hydrosphere and atmosphere

Explanation:

Took the quick check :)

Explain the application of biology especially the role of microbiology and biotechnology for the growing public and global health needs
A, in the development effective diagnostics ,prevention ,and treatment measures including production of novel drugs and recombinant vaccine
B,in the production of nutritionally enriched genetically modified crops and anmimals to alloviate food insecurity which is a common dilemma particularly in underdeveloped countries

Answers

The role of microbiology and biotechnology is very crucial for the growing public and global health needs because it has a great contribution to humans.

What is the application of biology to biotechnology?

Biotechnology is defined as the use of biology to solve problems and make useful products with the help of microbes. The most prominent approach is genetic engineering which enables scientists to alter and modify an organism's DNA. Microbiology has proved to be one of the most significant fields in biology, making it possible to define microorganisms that cause diseases, discover treatments for different diseases, and use microbes for industrial applications, etc.

Each human body hosts about ten microorganisms for every human cell, and these microbes help in digestion, produce vitamin K, enhance the development of the immune system, and remove harmful chemicals. Microbes are essential to making many foods such as bread, cheese, wine etc.

So we can conclude that the application of biology especially the role of microbiology and biotechnology leads to the welfare of humans.

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A new national park has two caves that visitors can see. One cave is made of a different type of rock than the other one. Park rangers want to explain the difference to visitors. How could energy have played a role in the different rock types forming?

Answers

Note that where a new national park has two caves that visitors can see. One cave is made of a different type of rock than the other one. Park rangers want to explain the difference to visitors. Energy could have played a role in the different rock types forming in that "Energy from different sources leads to different types of rock. Energy inside Earth melts rock into liquid rock, but energy from the sun causes rock to weather into small pieces of rock." (Option C)

What is rock formation?

A rock formation is a solitary, picturesque, or outstanding outcrop of surface rock. Weathering and erosion shape the existing rock, resulting in rock formations. In stratigraphic and petrologic investigations, the phrase rock formation can also refer to specific sedimentary layers or other rock units.

Energy can be involved in the production of various rock types in a variety of ways. One option is metamorphism, which occurs when rock is exposed to high temperatures and pressures, leading it to alter in composition and structure.

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Full Question:

A new national park has two caves that visitors can see. One cave is made of a different type of rock than the other one. Park rangers want to explain the difference to visitors.

How could energy have played a role in the different rock types forming?

Answer choices

Energy causes different types of rock to change in different ways. Energy changes igneous rock into liquid rock and changes sedimentary rock into small pieces of rock.

Energy caused one rock type to form, but not the other. Rock that forms because of energy is a different type of rock than rock that forms without energy.

Energy from different sources leads to different types of rock. Energy inside Earth melts rock into liquid rock, but energy from the sun causes rock to weather into small pieces of rock.

Energy changes rock on different continents in different ways. Each continent on Earth has different rock that might form liquid rock or small rock pieces when exposed to energy.

what factors must be kept constant in the experiment to obtain valid results

Answers

i think the answer is constants

The occipital lobe processes visual information. The temporal lobe helps process hearing and memory. And the parietal lobe helps the brain process different stimuli, like pressure, temperature, and pain. What can you conclude about our brains based on this information?

A) One major function of the brain is making sense of different stimuli coming in from the outside world.
B) The most important thing that the brain does is organize our memories by time so that we can quickly recall them.
C) Brain activity is only concerned with things happening inside the human body, not outside in the larger world.
D) The first step in processing sound occurs in the occipital lobe, where the sound is processed and organized.

Answers

For instance, while the occipital lobe is crucial to visual processing, both sides also need portions of the parietal, temporal, and frontal lobes to handle complicated visual inputs. Thus, option D is correct.

What combine role of occipital lobe and temporal lobe?

Below the lingual gyrus, the fusiform gyrus projects from the temporal lobe. The occipital lobe is the area of the brain responsible for processing vision. It is linked to memory formation, object and face identification, colour perception, distance and depth perception, and visuospatial processing.

Although each lobe is said to have a particular purpose, most tasks call for the cooperation of several regions across both hemispheres.

Therefore, The first step in processing sound occurs in the occipital lobe, where the sound is processed and organized.

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mkaqvzcdwp how many types of plants are there

Answers

Answer:

There are more than 60 types of plants

Explanation:

Hope it helps you

PLS RATE AS BRAINLIEST ANSWER

Which term best describes the structure of a dragonfly with no bones and a bat with
bones?
O a. Homologous structures
Ob. Analogous structures
O c. Fossil records
O d. Vestigial structures

Answers

The corre answer is A

60 POINTS!!!!!
What would happen if a new predator were introduced to prey with which it has not coevolved?

Answers

Answer:

If a new predator were introduced to prey with which it has not coevolved, it could have a devastating effect on the prey species. The prey species may not have adapted behaviors or physical characteristics to protect themselves from the new predator, making them easy targets for predation. This could lead to a decrease in the prey population and an increase in the predator population, ultimately resulting in the destruction of the prey species. Additionally, the introduction of a new predator could disrupt the balance of the existing food web, which could have a ripple effect on other species in the ecosystem.

Explanation:

Answer: leading cause of extinction is the introduction of predators into an isolated system like an island or a lake

What would the genotype be for an orange kitty

Answers

Answer:

DNA

Explanation:

Part
A
Fill in the table using credible sources and your own experiences and past observations. If you're not sure what one of the
characteristics means, look it up on a credible website

Answers

A source is trustworthy if it was written by a subject matter expert, is error-free, and is objective.

How do I know if a source is credible?

Peer-reviewed publications, governmental entities, think tanks for scientific study, and trade associations are examples of reliable sources. Due to their strict publishing standards, major newspapers and magazines also offer trustworthy information.

A reliable source is one that was authored without bias or inaccuracies by a subject matter expert in the field. This manual outlines the distinctions among reliable, scholarly, and peer-reviewed sources.

Take note of the three letters that follow the domain name, such as "edu," "gov," "org," and "com," which indicate the site is an educational, governmental, or nonprofit entity (commercial). Websites with the. gov and. edu extensions are typically trustworthy, but watch out for sites that are trying to trick you.

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answer is given from edmentum

3. Based on the data, which beak type was more adapted and which was the least adapted?

4. What would happen if all of the birds flew to a new location and the only food available was beans? Which bird would be most successful? Which bird would be least successful?

5. If you come back to this location (question 4) in 50 years, what would you expect to see? (What type of bird will be the most abundant?)

6. Suppose a drought caused the local extinction of beans, pennies, and paperclips. Using your knowledge of the different beak shapes in your community, and understanding of the steps of natural selection, explain how the change in the environment would affect the populations of bird species.

7. List and briefly explain two other characteristics (other than beak shape) that could help a bird survive if this were a "natural" environment.

1.

2.

8. Using at least three complete sentences, explain how this lab simulation provides support for evolution and the Theory of Natural Selection.​

Answers

The bigger beaks types of bird species were more adapted able to eat the larger and harder seeds so more of them survived.

What are types of beak among birds?

Meat-eater, Fruit-and nut-eater, Seed-eater, and Nectar-feeder beaks are seen among birds differentiated based on the nutrition and food consumed.

What three adaptations do birds have?

Beaks (bills), feet, and plumage, in particular, are three physical traits that show distinct environmental adaptations (feathers). The mechanism of evolution that produces living organisms that are adaptable to their circumstances is natural selection.

What technique backs up the hypothesis of evolution?

Evolution is supported by fossil data. Numerous fossils' geographic details show that two species with a shared origin can evolve differently in various environments. An organism can be thought of as an early form from which later forms descended.

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Pls help me it’s due today at 11:59

Answers

The component of a vaccine that makes it effective is the antigen.

What is a Vaccine?

A vaccine is basically a biological preparation that provides active acquired immunity to a particular disease. It contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins or one of its surface proteins. Vaccines are designed to stimulate the body's own immune system to protect the person against subsequent infection or disease.

11) An antigen is a substance that causes the body to produce antibodies when it enters the body. These antibodies help the body recognize and fight the antigen if it enters the body again.

12) A vaccination is a way of introducing a weakened or killed version of a particular virus, bacteria, or toxin into the body. This weak or dead version of the virus, bacteria, or toxin stimulates the body's natural defense system to produce antibodies that are specific to that virus, bacteria, or toxin. These antibodies can then recognize and fight off the real virus, bacteria, or toxin if the body is ever exposed to it, thus preventing the individual from getting the disease. This is known as active immunity. The immunity created by the vaccination is typically long-lasting, and in many cases, lifelong.

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What forms from the union of the sperm cell and the egg cell?

A.zygote

B.haploid cell

C.gamete

Answers

Answer: A

Explanation:

Folate is a crucial vitamin for proper development of
the neural tube, which eventually becomes the brain and
spinal cord. Which of the following might explain why
neural tube defects occur more frequently than other
types of birth defects?

Answers

The neural tube, which is responsible for the development of the brain and spine, closes within the first 28 days of pregnancy.

Folate deficiency can prevent the neural tube from closing, which can result in a neural tube defect.

Which vitamin deficiency results in defects of the neural tube?

Neural tube defects may be more likely in people with low vitamin B12 levels, according to the National Institutes of Health (NIH).

How does folate affect the developing uterus?

The amount of folate in your blood is important to help prevent a neural tube defect, also known as a serious birth defect of the brain or spine, in a developing baby if you are pregnant or could become pregnant.

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If a purchaser enters a futures contract with an agreement to buy a crop for $200 per ton next month, which of the following demonstrates the result of the price rising to $225 at that time?

Responses


The purchaser would still pay only the $200 for the commodity

The purchaser would have the option of cancelling the deal or paying the extra $25 per ton.

The purchaser would be let out of the deal and a new deal would be created.

The purchaser would be required to pay the extra $25 per ton.

Answers

Answer:

A futures contract is a legal agreement to buy or sell a particular commodity asset, or security at a predetermined price at a specified time in the future.

With this the answer would be the first option “The purchaser would still pay only the $200 for the commodity” sense it was a predetermined price.

Explanation:

Fill in the blank with the best choice. "Continued labor trouble contributes to poor
a. Morale
b. Morel
c. Moral

Answers

Answer:

a. Morale

Explanation:

A. Makes the most logical since to me.

the answer has to be A. morale
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Derek owns a snack shop where he sells tins of buttered and caramel popcorn. The table shows the number of each type of popcorn sold over w weeks.Popcorn SalesPopcornCost ($)Number SoldOver w WeeksButtered11 8w+9 Caramel11 6w1 After 12 weeks, how much more will he have made in sales of buttered popcorn than the sales of caramel popcorn? Which sentence uses a hyphen correctly? The umbrella-covered chair supplied plenty of shade during the soccer game. The chair, covered by an umbrella, supplied plenty of shade during the soccer-game. The chair, which was umbrella-covered, supplied plenty of shade during the soccer game. Umbrella-covered, the chair supplied plenty of shade during the soccer game. what is the government's basic purpose of using the capability maturity model integration and the associated standard smmi Which of the following sets of events must cause an increase in the price of a new house?a. higher wages for carpenters, higher wood prices, increases in consumer incomes, higher apartment rents, increases in population, and expectations of higher house prices in the futureb. lower wages for carpenters, lower wood prices, increases in consumer incomes, higher apartment rents, increases in population and expectations of higher house prices in the futurec. lower wages for carpenters, higher wood prices, decreases in consumer incomes, higher apartment rents, decreases in populations and expectations of higher house prices in the futured. higher wages for carpenters, lower wood prices, decreases in consumer incomes, lower apartment rents, decreases in population and expectations of lower house prices in the future what is the total random kinetic energy of all the molecules in one mole of hydrogen at a temperature of 300k 3. Use the compass rose on the map of Texas below. If you travel from Fort Worth to Amarillo which direction would you be traveling?a) northeastb) southeastc) northwestd) southwest which tactic was primarily used by the civil rights movement in the 1950 and 1960s Why was the Louisiana Purchase good for France and USA Are isosceles triangles always 90? I really need help!! Find the value of.. Write the standard equation of the circle.PLEASE HELP DUE TN 01/06 GEOMETRY B What does (AM) represent to segment [BC]? Justify. Are there any incremented values from one loop to the next? What variables may be used to track each loop in the program? What is heat stroke also known as? Please------------------ Barney has recently begun using an addictive, euphoria-producing drug. Which of the following will probably occur if he repeatedly uses this drug What is the primary purpose of these stage directions trifles? 4 out 18 students will ride in a car instead of a van Which city is the center of the world? What were 4 effects of the Russian Revolution?