1. In crystalline substances, the atoms are arranged in a highly ordered and repetitive pattern, forming a crystal lattice structure whereas amorphous substances lack a long-range order in their atomic arrangement.
2. Amorphous substances will not melt because they have no ordered pattern and will simply slide over each other.
3. Mineraloids are a subset of amorphous substances.
4. Amorphous substances are not classified as minerals because they lack the characteristic crystalline structure.
5. Three examples of amorphous substances are glass, rubber, and plastic.
What are amorphous and crystalline substances?Crystalline substances have a highly ordered and repeating three-dimensional arrangement of their constituent particles.
In a crystalline solid, the particles are arranged in a regular pattern, forming a crystal lattice.
Amorphous substances lack the long-range order and regularity of crystalline substances.
In an amorphous solid, the constituent particles are arranged in a disordered manner, without a repetitive pattern or crystal lattice structure.
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Bacteria Natural Selection
Answer:
Bacterial resistance arises through the simple process of natural selection. Bacteria divide rapidly, but DNA replication is imperfect. In the presence of antibiotics, while most bacteria are killed, a small number of resistant mutants may survive and take over.
Explanation:
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1. a) father (Rr), mother (rr)
b) from the attached file(1)
c) the possible genotypes are
Rr - 50%rr - 50%d) but from the information given above the only possible genotype for SpongeGerdy is Rr, because we were told that she was squarepants
e) Rr
f) from the attached file(2)
g) the possible genotypes are
RR - 25%Rr - 50%rr - 25%h) the genotypes for squarepants are RR and Rr
therefore probability is (25 + 50)% = 75% or 3/4
i) the only genotype for roundpants is rr
therefore probability is 25% or 1/4
2. a) wilba - Ee , wilbur -EE
b) from the attached file(3)
c) the possible genotypes are
EE - 50%Ee - 50%d) the genotypes for round eye are EE and Ee
therefore probability is (50 + 50)% = 100% or 1
e) the only genotype for oval eye is ee
therefore probability is 0
3. a) squidward - BB . squidette - bb
b) from the attached file(4)
c) the only possible gene is Bb - 100% or 1
d) the genotypes for a light blue skin are BB and Bb
therefore probability is (0 + 100)% = 100% or 1
e) the only genotype for a light green skin is bb
therefore probability is 0
f) No, they are not. this is because they are heterozygous i.e.( they carry gene for a light green skin)
g) from the attached file(5)
h) the possible genotypes are
BB - 25%Bb - 50%bb - 25%i) the genotypes for a light blue skin are BB and Bb
therefore probability is (25 + 50)% = 75% or 3/4
j) the only genotype for a light green skin is bb
therefore probability is 25% or 1/4
which of the following statements explains why there is so much nutrition and health misinformation? check all that apply.
a. Promoters use of pseudoscience in their ads. b. The general public lacks a basic understanding of science, and particularly, how the body functions. c. Promoters often spread false information that fosters consumers' msitrust of the scientific community d. Over the past century, conventional medical care has done little to improve the health of most Americans
The statement b. The general public lacks a basic understanding of science, and particularly, how the body functions. c. Promoters often spread false information that fosters consumers' mistrust of the scientific community explains why there is so much nutrition and health misinformation.
The prevalence of nutrition and health misinformation can be attributed to multiple factors, including the use of pseudoscience in promotions, a lack of basic scientific understanding among the general public, the spread of false information by promoters fostering mistrust of the scientific community, and the perceived failure of conventional medical care to significantly improve the health of many Americans.
1. Promoters' Use of Pseudoscience: One reason for the abundance of nutrition and health misinformation is the utilization of pseudoscience by promoters. They may employ misleading or false scientific claims in their advertisements, making it challenging for consumers to distinguish between evidence-based information and unsupported claims.
2. Lack of Basic Scientific Understanding: The general public's limited understanding of science, particularly regarding how the human body functions, contributes to the dissemination of misinformation. Without a solid foundation in scientific principles, individuals may struggle to critically evaluate the accuracy and validity of health-related information they come across.
3. Spread of False Information and Mistrust: Promoters of certain products or alternative health practices may intentionally spread false information, which can foster distrust in the scientific community. This misinformation campaign can create confusion and skepticism among consumers, making it difficult for them to differentiate between reliable and unreliable sources.
4. Perceived Failure of Conventional Medical Care: Over time, some individuals may develop skepticism towards conventional medical care if they feel it has not significantly improved their health or addressed their specific concerns. This perception can lead them to seek alternative sources of information, sometimes from dubious sources, contributing to the propagation of misinformation.
It's important to note that the reasons mentioned above are not exhaustive, and other factors such as profit motives, media influence, and the complexity of nutrition and health science can also contribute to the prevalence of misinformation.
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are lymphocytes acquired or natural immunity?
Answer:
Lymphocytes are acquired immunity
Why should the general public be concerned about the survival of honeybees
Answer: honeybees are one of the most important pollinators in the world, we do have others but without bees many crops, and plants will die and that will result in animals dying.
Explanation:
what does jaws of life do
Answer:
The "Jaws of Life" is a crucial tool to fire and rescue squads to save hundreds of lives every year. ... The “Jaws of Life” is used indeterminately for pretty much any type of heavy-duty tool that acts like a pair of scissors, cutter, spreader, or ram-device aimed at slicing and dicing through most automotive metals.
Explanation:
How does the color adaptation help fish residing in the coral reefs?
Answer:
Fish found in coral reefs also have bright coloring to help with mating or camouflage. Due to the wide variety of prey found in coral reefs, the fish have developed a generalized feeding structure to take advantage of the biodiversity. Lastly sessile animals, such as coral, have adapted toxins to keep away predators.
Explanation:
Answer:
Many fish have color patterns that help them blend in with their environment. This may allow the fish to avoid being seen by a predator. Some fish, such as the flat fishes (Pleuronectiforms) , can change their skin coloration to match the surrounding habitat. Fish can also have disruptive markings to hide body parts
Explanation:
name the selected and lettered biomes of north america
A sizable area of land where the climate results in a distinctive climax association of flora and animals.
Thus, Typically, the word "biome" refers to habitats found on land. There are approximately six major biomes in North America.
Oceans and other aquatic environments are frequently classified into many zones, including the intertidal, pelagic, benthic, photic, and aphotic zones and biomes.
An assortment or grouping of specific dominant indicator species found in a particular area. Numerous distinct plant groups, including creosote bush scrub, shadscale scrub, sagebrush scrub, Joshua tree forest, and pinyon-juniper woodland, make up California's desert biome.
Thus, A sizable area of land where the climate results in a distinctive climax association of flora and animals.
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The biomes of North America are diverse. Some selected North American biomes and their associated letters:
A. Tundra
B. Taiga (Boreal Forest)
C. Temperate Rainforest
D. Temperate Deciduous Forest
E. Grassland (Prairie)
F. Desert
G. Chaparral (Mediterranean)
H. Temperate Rainforest
I. Tropical Rainforest
A. Tundra: An area devoid of trees, with a cold, short growing season and low-lying vegetation such as mosses and shrubs.
B. Taiga (boreal forest)- Largest biome which characterized by cold winters, temperate summers, and coniferous forest composed primarily of spruce, pine, and fir.
C. Temperate rainforest: This type of forest is found along the Pacific coast and is characterized by warm temperatures, abundant amounts of rainfall, and a lush canopy of large evergreen trees.
D. Temperate Deciduous Forest: An eastern biome with distinctive climates, average rainfall, and trees such as oaks and maples that lose their leaves in winter.
E. Prairie: A central biome with wide open grasslands, fluctuating temperatures, moderate rainfall, and grasses and herbaceous plants.
F. Desert: Dry, hot and dry biome in the southwest with some vegetation adapted to low rainfall.
G. Chaparral (Mediterranean): A coastal biome consisting of small trees and plants that can withstand drought conditions and warm, wet winters.
H. Temperate Rainforest: Located along the Atlantic coast, it has a mix of coniferous and deciduous trees, heavy rainfall, and warm temperatures.
I. Tropical rainforest: A small region in southern Florida that is characterized by warm temperatures, abundant amounts of rainfall, dense foliage, and a wide variety of plant and animal species.
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what is the outer space treaty? what idea that wood discusses does this treaty help to illustrate? how? explain.
The Outer Space Treaty was approved by the United Nations General Assembly in 1967.
It is often referred to as the Treaty on the Principles Governing the Activities of States in the Exploration and Uses of Outer Space, Including the Moon and Other Celestial Bodies. It serves as the framework for regulating space operations and advancing the peaceful and cooperative use of space.
The treaty outlines several important principles, such as the prohibition of deploying WMD in space, the promotion of space exploration and use for the benefit of all nations, the prohibition of any country claiming ownership of celestial bodies, and Global accountability for space activities.
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With regards to striping turf, place the following species in the correct order from easiest to most difficult.
___ Hybrid bermudagrass
___ St. Augustinegrass
___ Perennial Ryegrass
___ Turf-type tall fescue
When it comes to striping turf, the following species should be placed in the correct order from easiest to most difficult:
___ Perennial Ryegrass
___ Turf-type tall fescue
___ Hybrid bermudagrass
___ St. Augustinegrass
What is striping turf?
Striping turf is the process of mowing turfgrass in contrasting patterns, resulting in a striped lawn. Turfgrass stripe is the result of light reflecting off the turfgrass blade's various angles, producing a dark and light effect that gives the stripes their appearance. Striping can be done on any lawn but is most commonly done on large open spaces where the stripes can be seen easily.
Here are the species of turfgrass in the correct order from easiest to most difficult:
Perennial Ryegrass: Perennial ryegrass is easy to stripe, and its appearance can last up to three years. It is a cool-season grass that is ideal for winter sports fields, but it can be used as a permanent lawn.
Turf-type tall fescue: Turf-type tall fescue is a cool-season grass that is easy to stripe. Its dark green color is striking, making it a popular choice for golf course fairways.
Hybrid bermudagrass: Hybrid bermudagrass can be more difficult to stripe due to its fine blades and fast growth rate. It is a warm-season grass that is popular in the southern US due to its tolerance for heat and drought.
St. Augustinegrass: St. Augustinegrass has a thick, dense growth pattern that makes it challenging to stripe. It is a warm-season grass that is popular in the southern US due to its tolerance for shade and salt.
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what differences can you see between the fibers at this microscale? list at least two differences
When it comes to the differences between fibers at the microscale, there are several differences that can be observed.
When it comes to the differences between fibers at the microscale, there are several differences that can be observed. Here are two of the most prominent ones:Color - Fibers at the microscale differ in color. In particular, different types of fibers tend to have different hues, which makes it easy to differentiate between them. Some fibers, for instance, are white, while others are off-white, gray, or brown. Microscope - The type of microscope used to view fibers at the microscale can also make a significant difference. Different microscopes have different lenses, which can affect the way that the fibers appear. For example, some microscopes have polarizing filters that can be used to view fibers in different colors or patterns. Others have higher magnification levels, which can reveal more details about the fiber's structure. Finally, some microscopes have a built-in light source that can be used to illuminate fibers from different angles, which can also affect their appearance.
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Use the image below to answer items a and b.
The cells in this image of the microscope's field of view are most likely from a(n) ?
Α - bacterium
B - plant
C - protist
D - fungus
Answer:
A
Explanation:
i go with A is that okay?
huh
Four students were asked to describe how three types of cells reproduce: a pollen cell, a leaf cell, and a human egg cell. Their responses are indicated in each row below.
Student Formation of a Pollen Cell Formation of a Leaf Cell Formation of a Human Egg Cell
Lexus Mitosis Mitosis Meiosis
Gabby Meiosis Meiosis Mitosis
Giovanny Mitosis Meiosis Mitosis
Breeanna Meiosis Mitosis Meiosis
Which student correctly identified how each cell reproduces?
A) Lexus
B) Gabby
C) Giovanny
D) Breeanna
Answer:Breeanna
Explanation:
Houses have been built around a small retention pond, increasing the fertilizer runoff into the pond. This has led to algal blooms in the pond which periodically reduce the amount of dissolved oxygen available in the water. What will be the most likely long-term effect on the fish population living in the pond if the situation with the fertilizer does not change?
The fish population will grow as more offspring are born that can take advantage of the new conditions.
The population will be replaced by a different species of fish that consumes algae for food.
The fish population will learn to survive with less oxygen and more algae in the water.
The population will evolve, leaving only those genetically equipped to deal with low oxygen levels.
Answer: The population will evolve, leaving only those genetically equipped to deal with low oxygen levels. brainliest
Explanation:
Answer:
The population will evolve, leaving only those genetically equipped to deal with low oxygen levels.
Explanation:
hope this helps
The air outside is so warm that this snowman is melting. During melting, the water molecules (gain/lose) thermal energy. How does the motion of the molecules change during melting?
Answer:
they gain thermal energy because they are warming up. the molecules are speeding up because liquid molecules are faster the solid molecules which don't move much.
Explanation:
True or False:Sunlight and the force of gravity are essential components to the water cycle
A. True
B.False
There are many diseases that do not infect a person more than once, such as chickenpox and measles. What is responsible for this lifetime immunity?
*The innate immune response, because barriers to entering the body improve with age.
*The innate immune response, because adults have more white blood cells than children.
*The acquired immune response, because antibodies are developed from previous infections.
* The acquired immune response, because it responds rapidly to broad classes of pathogens.
Q1.b. You are studying a population of wild coyotes and notice that every three years there is an epidemic of a bacterial disease. Which of the following is the most likely explanation for this periodic cycling of the disease?
*New coyotes, which are susceptible to the disease, are continuously born into the population.
*Coyotes are dying from other causes over time.
*During an outbreak, the proportion of coyotes who are infected slowly falls as they recover.
*Coyotes from other populations who have already been infected and recovered from the disease immigrate into the study population.
Q1.c. Two directly transmitted viral diseases have the same basic reproduction number (R0), even though their dynamics are different. Which of the following differences between the two diseases could lead to the same basic reproduction number?
*One disease has a higher transmission rate and a longer recovery period than the other.
*One disease has a lower transmission rate and a longer recovery period than the other.
*One disease has a lower transmission rate and a shorter recovery period than the other.
*For one disease, the recovery period is long; for the other, no one recovers.
Lifetime immunity to diseases like chickenpox and measles is primarily due to the acquired immune response, as antibodies are developed from previous infections. The most likely explanation for the periodic cycling of a bacterial disease in a population of wild coyotes is the continuous birth of susceptible coyotes into the population. Differences in transmission rates and recovery periods can result in two directly transmitted viral diseases having the same basic reproduction number (R0).
For Q1.a, the acquired immune response is responsible for lifetime immunity to diseases like chickenpox and measles. Previous infections stimulate the development of antibodies that provide specific and long-lasting protection against future infections.
In Q1.b, the most likely explanation for the periodic cycling of the bacterial disease in wild coyotes is the continuous birth of susceptible coyotes into the population. As new individuals are born, they lack immunity to the disease, leading to periodic epidemics.
Regarding Q1.c, two directly transmitted viral diseases can have the same basic reproduction number (R0) despite different dynamics. One possible difference that could result in the same R0 is that one disease has a higher transmission rate but a longer recovery period, while the other disease has a lower transmission rate but a shorter recovery period. The combination of transmission rate and recovery period determines the overall spread and impact of the diseases, resulting in the same R0 value despite distinct dynamics.
In summary, lifetime immunity is due to the acquired immune response, the periodic cycling of a disease in coyotes is likely due to continuous birth of susceptible individuals, and different transmission rates and recovery periods can lead to the same basic reproduction number in two viral diseases.
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ANSWER ASAP:
What are the basic
needs of humans? What are basic needs of
animals? How are these similar or different?
Answer: 1. Human beings have certain basic needs. We must have food, water, air, and shelter to survive. If any one of these basic needs is not met, then humans cannot survive. 2. In order to survive, animals need air, water, food, and shelter (protection from predators and the environment); plants need air, water, nutrients, and light. Every organism has its own way of making sure its basic needs are met. 3.Humans and Animals both have similar social skills. ...
We have facial expression similar to that of a mouse. ...
We talk things while sleeping just like dolphins. ...
Just like Humans, Cows also have regional accents. ...
Dolphins, just like Humans get occasionally high.
Explanation:
The part of the muscular system responsible for movement is
a. cardiac
b. smooth.
c. skeletal.
Some evidence on the safety of vaccines.
Answer:
The safety and effectiveness of vaccines are under constant study. Because vaccines are designed to be given routinely during well-child care visits, they must be extraordinarily safe. Safety testing begins as soon as a new vaccine is contemplated, continues until it is licensed, and is monitored indefinitely after licensure.
Explanation:
Answer:
well
Explanation:
Before a vaccine is ever recommended for use, it’s tested in labs. This process can take several years. FDA uses the information from these tests to decide whether to test the vaccine with people.
During a clinical trial, a vaccine is tested on people who volunteer to get vaccinated. Clinical trials usually start with 20 to 100 volunteers, but eventually include thousands of volunteers. These tests can take several years and answer important questions like:
Help!!
Cells of the skeletal system are specialized in their structure to store minerals. Which of the following is the function of these cells?
Produce chemicals that transmit signals.
Prevent the spread of disease in the organism.
Provide support to the body.
Absorb excess water released by digestion.
Answer: Provide support to the body.
Explanation:
The skeletal system is a system which is formed by the bones. The bones are important for the structure and function of the body. The bones are connected with the muscles to allow the movement of the body, and they protect the vital organs like heart, lungs, brains, and others. They provide support to the soft tissues, organs, and muscles of the body. They keep the human body upright. The skeletal system provide shape to the body. It provides support by acting as regions of attachment of soft body parts and muscles.
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Jasmine went to the tide pool. She took pictures of some animals. How can you tell which tide zone the animals live in?
Answer:
food and population
Explanation:
Different animals eat different things for example a sea urchin eats seaweed so if she took a picture of a urchin you would find it in the one that has the most vegetation. the urchins try to space out so look how many animals are in the picture. I hope that helps ;)
Answer:
food and population :)
Explanation:
please give brainliest?! :):):)
What three properties of water cause the oceans to change temperature so
slowly?
Answer:
because it has highest specific heat capacity
Which of the following NOT beneficial association between fungi and humans? Act The The Fermentation An outbreak development development of of the fungal Saccharomyces yeasts mushroom pathogen antibiotic penicillin cultivation for an from the 1 agricultural peajq human fungal and system mold consumption alcoholic Penicillium beverages decomposers aq uatic ecosystems
The statement that is NOT a beneficial association between fungi and humans is an outbreak of a fungal pathogen in an agricultural system, option (A) is correct.
Fungal pathogen can cause devastating effects on crops, leading to reduced yields and economic losses. These pathogens can infect plants, leading to diseases such as blights, rots, and wilts. They can also affect stored agricultural products, causing spoilage and reducing their quality.
Outbreaks of fungal pathogens can have significant negative impacts on food production and security, as well as the livelihoods of farmers. Mushroom cultivation provides a nutritious food source, Saccharomyces yeasts contribute to the production of bread and alcoholic beverages, and the discovery of penicillin has revolutionized medicine by providing an effective antibiotic treatment, option (A) is correct.
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The complete question is:
Which of the following is NOT a beneficial association between fungi and humans?
A) An outbreak of a fungal pathogen in an agricultural system
B) The development of mushroom cultivation for human consumption
C) Fermentation by Saccharomyces yeasts to produce bread and alcoholic beverages
D) The development of the antibiotic penicillin from the fungal mold Penicillium
Drag each label to the correct location on the chart.
Sort the actions and terms based on the type of pollution they directly cause.
Question 4
2 pts
The number of chemical industries along Florida's rivers is increasing. What is the most
likely consequence of this increased industrialization?
O a decrease in the amount of water pollution
O an increase in the amount of water available for recreational use
an increase in the destruction of natural food webs
O a decrease int he amount of water needed by industry
Answer:
The correct answer would be - an increase in the destruction of natural food webs.
Explanation:
Increasing chemical industries near the river cause harmful effects to the environment by various means, including air pollution, dumping untreated chemical or industrial waste, and wastewater in the river. This will lead to a lack of potable water, contamination of the food chain, destruction of biodiversity, and many more.
The destruction of biodiversity can be caused by the increasing the unbridled growth of phytoplankton, eutrophication process that will consume more oxygen and cause algal bloom and decrease the oxygen in the water and destroys the organism and natural food web.
Which of the following is NOT one of the 4 bases in DNA?
1)Adenine
2)Thymine
3)Automine
4) Guanine
Answer:
3) Automine
Explanation:
Adenine, thymine, cytosine and guanine are the four nucleotides found in DNA.
So automine watev that is correct
which brain area is rich in neurons and uses norepinephrine?
The locus coeruleus (LC) is the part of the brain that is rich in neurons and uses norepinephrine (NE).
The locus coeruleus (LC) is the part of the brain that is rich in neurons and uses norepinephrine (NE). The LC is located in the dorsal pons and is responsible for a variety of physiological responses, including regulating attention, memory, learning, and emotional responses, and controlling arousal.
When an organism is exposed to a new, uncertain, or challenging environment, the LC becomes more active and releases more NE, increasing alertness and vigilance. On the other hand, when an organism is in a familiar, secure, or low-stress environment, the LC becomes less active and releases less NE, promoting relaxation and rest.
The LC-NE system is also involved in the stress response and the fight-or-flight response. During periods of stress, the LC-NE system is activated, leading to an increase in heart rate, blood pressure, and glucose metabolism, as well as a decrease in digestion, immune function, and sleep. In addition, chronic stress can lead to dysregulation of the LC-NE system and contribute to the development of anxiety and depression.
In summary, the locus coeruleus is a brain area that is rich in neurons and uses norepinephrine to regulate attention, memory, learning, emotional responses, arousal, stress, and the fight-or-flight response.
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During anaphase the chromosomes line up ?
True or false
During normal breathing, what is the usual stimulus for a person to take a breath?
a. a decrease in pH of the cerebrospinal fluid
b. stimulation by norepinephrine
c. PCO2 in the blood drops below 40 mmHg
d. PO2 in the blood drops below 100 mmHg
Answer:
a
Explanation: