3 QUESTIONS PLS HELP MIDDLE SCHOOL/HIGHSCHOOL SCIENCE
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1. Which of these is a piece of evidence supporting the theory of evolution?

A) Ostriches resemble armadillos.
B) Armadillos resemble emus.
C) Glyptodons resemble armadillos.
D) Finches resemble glyptodons.
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2. Which physical evidence supports the evolution of Earth due to chemical weathering?

A) Hammer shape of Bryce Canyon rocks
B) Red color of Bryce Canyon rocks
C) Streaks on the face of Wave Rock
D) Concave shape of Wave Rock
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3. A scientist is designing an investigation to study the impact of fungal disease on the population of mountain yellow-legged frog in a recreational nature park. What is most likely the outcome variable (dependent variable) for the study?

A) Frog population
B) Fish population
C) Disease-controlled habitat
D) Native habitat in natural setting
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Answers

Answer 1

Answer:

d,c,a

Explanation:


Related Questions

Which elements combine to form carbohydrates?
A. Carbon, Hydrogen, and Oxygen
B. Carbon, Nitrogen, and Oxygen
C. Carbon, Calcium, and Hydrogen
D. Carbon, Potassium, and Calcium​

Answers

Answer: I think it's A or C

(I'm so sorry if it's wrong)

Hope this Helps!

4. What is the basic form of stored energy in fossil fuels?

oxygen

carbon

nitrogen

uranium

Answers

Answer:

The answer is Carbon.

Explanation:

Carbon is the basic element where the most energy is stored and used as a fuel.

Which statement correctly describes glucose (C6H12O6)?
A. It is made of matter and contains twenty-four molecules.
B. It is an element made of three types of atoms.
C. It is an atom made up of carbon, hydrogen, and oxygen.
D. It is a compound made of twenty-four total atoms.

Answers

Answer:

D

Explanation:

Glucose is a compound of 6 atoms of carbon, 12 atoms of hydrogen and 6 atoms of Oxygen. It contains 24 total atoms.

How much water can we hold in our bodies before we die?

Answers

The human body cannot hold more than 5 liters in one hour, because hyponatremia would then be induced, meaning the amount of water would cause water movement in the brain causing what we call a cerebral edema.

46. A sample of human DNA is made up of approximately 30% adenine. Based on
this information, and the base pairing rules, approximately how much cytosine
found in human DNA?


A 70%
B 20%
C 30%
D 10%

Help please

Answers

Answer:

its A/F

Explanation:

A sample of human DNA is made up of approximately 30% adenine. The quantity of cytosine found in human DNA will be  20%. The correct option is B.

What is DNA base pairing?

DNA base pairing is the pairing or joining of DNA bases to each other with hydrogen bonds. There are four types of bases present in DNA. They are adenine, thymine, cytosine, and guanine.

Adenine pairs with thymine with double hydrogen bonds and cytosine joined with guanine with triple bonds of hydrogen. The pairing between these base pairs is alternated in the sequence of DNA.

According to the base pairing rule. There will be 100% of these bases present together. So if there is 30% adenine, there will be 30% thymine. The total becomes 60%. Now remain is 40%. So there will be 20 % cytosine and 20% guanine.

Thus, the correct option is B 20%.

To learn more about DNA base pairing, refer to the link:

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Which crossbreeding system produces replacement females through the rotation and produces crossbred offspring?

Answers

Explanation:

walker 53117 hop it helps you

Why did you flip a coin to determine which allele would be inherited by the offspring?

Answers

You flip a coin because the allele has a 1/2 - 1/2 probability of the two outcomes as is the case when a parent is heterozygous at a locus and so there is a 1/2 - 1/2 probability for each of the two alleles getting passed on to the offspring.

The reason for flipping the coin for measuring the allele should be inherited by the offspring is because of the meiosis process.

What is the meiosis process?

It is the process at which there should be an individual cell that split twice for generating the four cells comprise the half of the original amount of genetic information.

Also, it is to be treated as the s-ex cells like sperm in males, and eggs in females.

Moreover, the DNA should be received.

Hence, The reason for flipping the coin for measuring the allele should be inherited by the offspring is because of the meiosis process.

Learn more about allele here: https://brainly.com/question/18999457

HELLLLPPPPPPP MEEEEEEE

Answers

Answer:

the first one

Explanation:

Did you guys know...
In Justin Bieber’s song “yummy” he says “you make my toes curl” look up the lyrics it’s hilarious

Answers

Answer:

thats make me cry of laughter bro... lm ao

Explanation:

Answer:

ya that is

Explanation:

HELP PLEASE!!

Celeste found this article in a neighborhood newsletter.

Hey, Kiddos! Come and join the gang at our Spring Fling next Saturday, March 20. Meet at the North Pavilion at 11:30 a.m. for games, prizes, and a tug-of-war. There’ll be hot dogs and root beer floats! Don't forget sunscreen and a lawn chair.


The intended audience for this article is

A. young children in the neighborhood. The writer's style is informal, and the purpose is to persuade kids to come to a party.

B. parents in the neighborhood. The writer's style is informal, and the purpose is to educate adults about a community party.

C. young children in the neighborhood. The writer's style is formal, and the purpose is to educate children about community traditions.

D. parents in the neighborhood. The writer's style is formal, and the purpose is to entertain readers with funny stories of a neighborhood event.

Answers

Answer:

a

Explanation:

it clear and short enough for kids

PLEASE HELP ASAP NOT BIOLOGY JUST SCIENCE PLEASE PLEASE

During the nitrogen cycle, plants take in nitrogen compounds through their BLANK

Answers

Answer:

Roots

Explanation:

Answer:

roots

Explanation:

HELP PLEASE!!!!! How much time does a cell spend in Mitosis for all of the phases:
Interphase:
Prophase:
Metaphase:
Anaphase:
Telophase:
Cytokinesis:

Answers

Answer:

Interphase : 1000.2 minute

prophase : 180 minutes

metaphase : 128.2 minute

Anaphase : 77.8 minute

telophase : 51.8 minute

The artificial cell in the picture below is permeable to monosaccharides but not polysaccharides. Initially, the artificial cell contained a solution of glucose and starch while the beaker was filled with only water. After a period of thirty minutes, the water solution in the beaker tested positive for glucose. What process allowed for this to occur?

Answers

Answer:

Osmosis.

Explanation:

Osmosis is the process which is responsible for the transportation of glucose inside the cell. Osmosis is a process in which micro-molecules such as glucose, ions and gases etc go inside the cell through a semi-permeable membrane. This semi-permeable membrane of the cell only allow monosaccharides but not polysaccharides because monosaccharides is small in size while polysaccharides are larger in size.

Investigate four substances containing nitrogen or phosphorous that are related to biological processes, and explain their respective roles in those processes. (Examples: DNA, RNA, amino acids, and enzymes).

Answers

Answer:

Well, you already have the answer, but I can try to elaborate XD

So, DNA: contains genetic information that is necessary for biological functioning and reproduction.

More specifically, it contains the genetic instructions through gene encoding that instructs the cell what to do. A specialized complex ribosome interacts with the DNA molecules and "reads" it, changing the genes from the DNA into proteins that the cell as a whole can function upon. It is also crucial to forming a whole cell in offspring, since only the genes from the two parents combined (in humans at least) can produce an offspring with all genes intact. Those who do not have genetic disorders, a famous one being Down Syndrome.

Next, RNA: a molecule necessary for expressing genes and making proteins.

Connecting to the paragraph above for DNA, RNA also assists in the process by reading the ribosome that reads the DNA itself. Complicated, I know. All you have to know, however, is that the RNA, in this case called mRNA since it serves as a messenger, hence, the "m", reads the codons produced by the ribosome when it reads the DNA, and makes proteins according to those codons, and those proteins then scatter all across the cell to execute instructions.

Now, we move onto nitrogen and phosphorous: both are found in amino acids, the building blocks of proteins.

That is actually partially wrong. Amino acids do not contain phosphorous, but do contain nitrogen. Not exactly sure what went wrong on your end there, but nitrogen is a basic building block for amino acids, which are basic building blocks themselves for proteins. To be more clear, amino acids are made of carbon, hydrogen, oxygen and nitrogen atoms. No phosphorus there!

Finally, enzymes: special proteins that accelerate chemical reactions in cells.

This is correct. Enzymes typically lower the activation energy required for reactions to happen. More specifically, enzymes make the reaction molecules more active, hence, lowering the threshold for the amount of energy you have to put in before the molecules start crashing into each other hard enough to have a chemical reaction. Of course, enzymes do not participate in the reaction itself, which makes them incredibly useful for spurring on chemical reactions since they can be used multiple times.

Explanation:

Hope this helped!

QUESTION: this for the other version.. " Investigate substances containing carbon or oxygen that relate to biological processes. Explain their main function in those processes. "

ANSWER: I chose to investigate four substances: carbon dioxide, ethanol, glucose, and cellulose. According to my research, these are the main functions of these substances in various biological processes:

Carbon dioxide: Carbon dioxide is a product of aerobic respiration. Most living organisms exhale carbon dioxide while plants inhale it in the respiratory process. Carbon dioxide is converted to organic matter in the process of photosynthesis carried out by autotrophs.

Ethanol: The process of fermentation gives rise to ethanol, which is an alcohol. Ethanol is formed through a type of anaerobic respiration, that is, respiration without the use of oxygen.

Glucose: Glucose is a form of carbohydrate. It is nothing but simple sugar that stores energy in plants and animals.

Cellulose: Cellulose is an organic polymer used to make cell walls in plants.

EXPLANTATION: EDMENTUM / PLATO

39. What evidence from landforms supports the theory of continental drift and the theory
of plate tectonics?
a. A mountain range in Africa lines up with a mountain range in South Africa
b. All of the continents have mountain ranges along the ocean shoreline
c. Each continent shows evidence that glaciers once covered the land
d. Major rivers in all continents flow to the oceans

Answers

A, because mountains are caused by plates pushing together, and the mountains lining up is a result of that.

The evidence from landforms that supports the theory of continental drift and the theory of plate tectonics is that all of the continents have mountain ranges along the ocean shoreline. Thus, the correct option for this question is B.

What is the theory of continental drift?

The theory of continental drift may be characterized as the movement of the Earth's continents relative to each other, thereby appearing to drift together across the oceanic bed. It is the hypothesis that the Earth's continents have moved over geologic time relative to each other.

The processes of seafloor spreading, rift valley formation, and subduction are some of the major causes of this continental drift. These processes were the main geologic forces behind what Wegener recognized as continental drift.

The movements of the earth's plate form the landforms that are responsible for creating boundaries of the continents that range along the ocean shoreline.

Therefore, the correct option for this question is B.

To learn more about the Theory of continental drift, refer to the link:

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When an animal cell is placed in this solution, it will shrivel or shrink (get smaller).

When an animal cell is places in this solution, it will burst (get larger).

The cells in our bodies are surrounded by these types of solutions.


- Isotonic solution
- hypertonic solution
- hypotonic solution


Help!! Plz

Answers

Answer:

- hypotonic solution, hypertonic solution, isotonic solution

Explanation:

When an animal cell is placed in a hypotonic environment, water will enter the cell, and the cell will swell.If an animal cell is placed in a hypertonic environment, water will leave the cell, and the cell will shrink.Our cells in our bodies are made of isotonic solutions. See Khan Academy's "Osmosis and tonicity" article for a further explanation!
1) hypotonic (the water concentration is too low for animal cells to survive, outside of the cell has less water than inside the cell so the water from inside of the cell goes to the area of lower concentration, which in this case is outdid of the cell so the cell shrivels)
2) hypertonic (the water concentration is too height for animal cells to survive, the water fills the cell too fast and the cell bursts)
3) isotonic (this is the perfect condition, cells can survive here)

Help!! ASAP!! What is asexual reproduction?

Answers

Answer:

Asexual reproduction is a type of reproduction that does not involve the fusion of gametes or change in the number of chromosomes. Many processes or methods are there to form new organism like binary fusion, budding, spore formation etc.

Explanation:

Binary fusion is one of the asexual reproduction. Example: Bacteria, Amoeba.

Are Cnidarians a Representative organism?

Answers

Answer:

No

Explanation:

Cnidarians refer to organisms found in the phylum Cnidaria/coelenterata. They're metazoans.. A representative organism of this phylum is hydra

- If two organisms share the
same family, what else do
they have in mmmon?

Answers

Answer:

They also belong to the same kingdom, phylum, class and order.

Explanation:

itś all in the link.

Answers

Answer:

A. Hydrogen

Explanation:

Answer:

Its A. hydrogen. fffffffffff

A mother is heterozygous for Type B blood and a father has type O blood, what is the probability of the offspring having Type B blood

A. 25%
B. 0%
C. 50%
D. 100%
E. 75%

Answers

Answer:

D

Explanation:

what is the right answer?

Answers

I believe the answer is the third one

I attached the image above​

Answers

Answer: Zooplankton would decrease
Explanation: If the phytoplankton decreases then the food supply for anything that eats it would also decreases resulting in the zooplankton decreasing.
Zooplankton would decrease!
Hope this helps

Which of the following is a possible function of a protein

Answers

Answer: The nucleus.

Explanation:

Answer: The function of a protein is an Actin.

Explanation: These proteins provide structure and support for cells. On a larger scale, they also allow the body to move.

Please answer quickly, timed test!!
Which term is correctly paired with its role in the body?

A) insulin – a sugar that regulates blood glycogen levels
B) ADP – a molecule that releases energy when it forms ATP
C) glycogen – a hormone found in blood that regulates blood glucose levels
D) glucose – a sugar found in blood that can be broken down to produce ATP

Answers

Adp molecule that releases energy when it forms

Some illnesses and harmful infections are caused by bacteria. These bacteria grow in the human body and often make people sick with symptoms like coughing, sneezing, and fever. These illnesses are not related to any genetic mutations or other problems with DNA.
Why would gene therapy fail to cure illnesses caused by bacteria?
Gene therapy reduces symptoms but never cures illnesses.
Gene therapy does not work on most people.
Gene therapy only focuses on replacing mutated genes.
Gene therapy is too long a process.

Answers

Answer:

C. Gene therapy only focuses on replacing mutated genes.

Explanation:

Hope this helps! Have a good day! :)

The study of animals is called zoology.

The correct answer is C.

Gene therapy is defined as the removal of the mutated gene and placing the correct genes in the DNA to correct the DNA sequence.

Gene therapy is used only to cure genetic diseases like ADA.

Bacteria do not infect the genes of an individual. It targets its immune systems due to which mentioned symptoms are shown.

Hence, the correct answer is C that is Gene therapy only focuses on replacing mutated genes.

For more information, refer to the link:-

https://brainly.com/question/12985618

Where is starch stored in the chloroplast?

Answers

Answer:

Stroma

Explanation:

Starch is stored in the stroma of chloroplast and in the cytoplasm of leaves.

What is the relationship between greenhouse gases,global temperature and sea level

Answers

Answer:

As the world warms due to greenhouse gases — carbon dioxide included — waters heat up and expand, causing sea levels to rise. Removing the extra ocean heat caused by even short-lived gases, and consequently lowering sea levels, is an extremely slow process.

Explanation:

21.Which of the following are types of subatomic particles?
a.nucleus
b.electrons
c.atoms
d. a&b

Answers

A the answer is A...
NO ITS NOT A!!
A nucleus contains two types of subatomic particles protons and neutrons.
A THIRD TYPE OF SUBATOMIC PARTICLE ARE ELECTRONS!
so the answer will be B. Electrons

The thallus of a mold consists of long, branched, threadlike filaments of cells called _________ that form a tangled mass called a

Answers

Answer:

Hyphae; mycelium.

Explanation:

Fungi can be defined as living microorganisms that are eukaryotic in nature and are able to reproduce using both means of reproduction i.e both asexually and sexually. Also, fungi do not have chlorophyll but are of great importance to the human world both scientifically and practically.

A thallus can be defined as the vegetative or bodily structure of fungi. Thus, the various forms of fungi are;

I. Yeast.

II. Mushroom.

III. Mold.

A mold is typically multicellular (has more than one cell) and filamentous in nature. The thallus of a mold consists of long, branched, threadlike filaments of cells called hyphae that form a tangled mass called a mycelium.

The thallus of a mold consists of long, branched, threadlike filaments of cells called Hyphae that form a tangled mass called a mycelium.

What are hyphae and mycelium in fungi?

Hyphae are the tubular projections of multicellular fungi that form a filamentous network. Fungal hyphae release digestive enzymes in order to absorb nutrients from food sources.

mycelium, the mass of branched, tubular filaments of fungi. The mycelium makes up the thallus, or undifferentiated body, of a typical fungus.

Thus,  hyphae and mycelium is the correct answer.

To learn more about fungi click here:
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