why are sister chromatids genetically identical

Answers

Answer 1

Answer:

They carry the same alleles, also called variants or versions, of genes because they derive from one original chromosome.

Explanation:


Related Questions

2 Co + 3 H2O → Co2O3 + 3 H2
List all of the elements in this equation

Answers

Cobalt- Co
Water- H2O
Cobalt(III) Oxide- Co2O3
Dihydrogen- H2

2. Examine the arm bones of the two skeletons. Was Grandmother right- or left-handed? How
about Grandfather?

Answers

Answer:

He looks ambidextrous but he may also be right handed due to the slight more bone on his right arm.

Explanation:

Its a little hard to tell, my guess is that he was ambidextrous, but his right arm does look slightly more dominant so really it may be his right arm.

3. How do you make new cells?

Answers

Answer:

New cells are created from a process called cell division. The new cells are produced when a cell, called the mother cell, divides into new cells called daughter cells. When two daughter cells have the same number of chromosomes as the original cell, the process is called mitosis

Explanation:

50 points!!!!!!!! will mark brainliest

Answers

Answer:

Answer:

correct. its true and I absolutely agree with you. good job

Explanation:

Bc y=2x-1^3 is the equation

Answer:

Mutualism

Explanation:

It's mutualism because mutualism means with both people benefit from something

Hope that helps !

What is the diffrence between type 2 and type 1 diabietes

Answers

Answer:

People with type 1 diabetes don't produce insulin. You can think of it as not having a key. People with type 2 diabetes don't respond to insulin as well as they should and later in the disease often don't make enough insulin. You can think of this as having a broken key.

How does the ratio of H to O atoms in starch compare with the ratio in double sugars?

Answers

Answer:

The answer is "2:1".

Explanation:

The formula of the Starch is = [tex](C_6H_{10}O_5)n[/tex]

The ratio of Hydrogen (H) and oxygen (O) is= 2:1.

The ratio of Hydrogen (H) and oxygen (O) in all carbohydrates (starch and sugar included) are 2:1.

What two parts of a nucleotide do not change throughout the structure of DNA?

Answers

Answer:

The second portion of the nucleotide is the sugar. Regardless of the nucleotide, the sugar is always the same. The difference is between DNA and RNA.

Explanation:

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Five-carbon sugar (deoxyribose sugar) and phosphate moiety are the two parts of a nucleotide which do not change throughout the structure of DNA.

What are Nucleotides?

Nucleotides are the organic molecules which are consisting of a nucleoside molecule and a phosphate moiety. They serve as the monomeric units of the nucleic acid polymers- deoxyribonucleic acid (DNA) and ribonucleic acid (RNA), both of which are the essential biomolecules within all the different life-forms on the Earth.

Nucleosides are made up of nitrogenous bases and pentose sugar. There are changes at the nitrogenous bases in the different nucleoside molecules however, there are no changes in the pentose sugar and the phosphate moiety of the molecule.

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What has been created so far that
can be used in the next stage of
cellular respiration?

Answers

Answer: Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert chemical energy from oxygen molecules or nutrients into adenosine triphosphate (ATP), and then release waste products.

Explanation:

The primary function of DNA is to?

Answers

Answer:

The major function of DNA is to encode the sequence of amino acid residues in proteins, using the genetic code.

Explanation:

A in Biology class last year.

DNA is the genetic material of many organisms. The primary function of DNA is to store the genetic information that results in protein synthesis.

What is DNA?

DNA or deoxyribonucleic acid is the nucleic acid that includes the instruction and the information that codes for protein synthesis. It is a crucial part of hereditary that passes the genetic traits from one generation to another.

The major role that it plays in an organism is to store the genetic code and information so that it can be used to synthesize proteins through the process of transcription and translation.

Therefore, DNA stores genetic information.

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Hurry 30 Points! I need help!​

Answers

Answer:

We need the directions. Once provided I will then edit this.

Explanation:

please answer this for me

Answers

Answer:

d

Explanation:

is a large organelle that stores the cell's DNA

Answer:

d. nucleus

Explanation:

nucleus is a large organelle that stores the cell's DNA

gamediv 1 weebly.com
It is thinner but denser plate.
As this plate ducts molts
Continental
Continenta
Oceanic
anir
f​

Answers

Answer:

Oceanic plate

Explanation:

The oceanic plate is the thinner but denser plate. At a convergent margin, this plate is known to subduct under the lighter continental plate.

Oceanic plates have an average thickness of about 6km. They are rich in ferromagnessian minerals. These minerals are much denser than those of the silicates that make up the continental plate.

Oceanic plates produce volcanic rocks especially basalts when they melt. They have a density of 3.0g/cm³ whereas continental plates have a density of 2.7g/cm³

Which statement describes the movement of water when a cell swells up and bursts due to osmosis?

Group of answer choices

The cell membrane used energy to move water into the cell through passive transport.

The cell membrane used energy to move water out of the cell through passive transport.

Water went out of the cell because the concentration of water inside the cell was higher than the concentration outside the cell.

Water went into the cell because the concentration of water inside the cell was lower than the concentration outside the cell.

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Question 9

Answers

Answer:

water went into the cell because the concentration of water inside the cell was lower than the concentration outside the cell.

Answer:

D. Water went into the cell because the concentration of water inside the cell was lower than the concentration outside the cell

PLEASE HELP -- Imagine protein X, destined to span the plasma membrane. Assume that the mRNA carrying the genetic message for protein X has already been translated by ribosomes in a cell culture. If you fractionate the cells, in which fraction would you find protein X? Explain by describing its transit through the cell.

Answers

Answer:

Protein X would be ultimately present in the subcellular fraction containing membrane fragments

Explanation:

It is possible to trace the synthesis and transport of a membrane protein by the following steps:

1- The amino acids of the membrane protein are joined together in the ribosome to form a polypeptide chain (in this case, the protein X).

2- A signal sequence of the growing polypeptide produces the binding of the ribosome to the membrane of the endoplasmic reticulum (ER) and the insertion of this polypeptide chain into the ER.

3-The protein is released into a vesicle from the ER to be exported to the Golgi complex.

4- The membrane protein is transported by the Golgi complex to the cell membrane by the formation of a secretory vesicle that fuses with the plasma membrane, thus being finally embedded in the lipid bilayer.

Protein X should be present in the subcellular fraction that comprise of membrane fragments

The fraction that should be measured the protein X:

Here the synthesis should be traced and the membrane protein transport should be applied by using the following steps:

Here the amino acids of the membrane protein should be connected together so that the polypeptide chain should be created. A signal sequence with respect to the polypeptide should be grown that generated the ribosome binding. Now the protein should be relased into the vesicle. At last, the protein of the membrane should be transported to the cell membrane.

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Nhen you are finished with the experiment, complete the following data analysis and submit your answe 1. Determine the volume of the box and the block. 2. Determine the ratio of the block to the box: volume of block (L)(W)(H) volume of bosc (DWH) 1. Multiply this number by 100 to turn it into a percent. 2. Complete this statement The volume of the block is percent of the volume of the box. 3. Determine the ratio of the number of hits to the number of shots: number of bits 100 shots 1. Multiply this number by 100 to turn it into a percent. 2. Complete this statement: The block was hit percent of the time. 4. Compare the results of step 2 to the results of step 3. Are the percentages similar? 5. Write a conclusion discussing the following items: 1. Based on your findings, do you think Rutherford's hypothesis was reasonable? 2. Restate Rutherford's hypothesis and describe how you tested it. 3. State whether your results support the hypothesis. If they do not, can you suggest some error in exp procedure (other than general human error) that might explain it? 4. Finally, explain how this experiment confirms the nuclear model of the atom and the idea that most of empty space.​

Answers

Answer:

These are just the answer key. You will have to fill in the lower half of the questions yourself. I did not consider 32% and 1.6% approximately the same but the answer key did.

Hope this helps:)

Explanation:

The box’s measurements are: length = 50 cm, width = 25 cm, and height = 25 cm. The measurements of the block are: length = 10 cm, width = 10 cm, and height is 5 cm.

Out of 100 marble drops or shots, the marble hit the block 32 times.

volume of the box = 50 × 25 × 25 = 31250 cm 3

volume of the block = 10 × 10 × 5 = 500 cm 3

Ratio = 500/31250 = 0.016 × 100 = 1.6%

The volume of the block is 1.6% of the volume of the box

Ratio = 32 hits/100 shots = 0.32 × 100 = 32%

The block was hit 32% of the time.

Percentages will be similar and both be small percentages

Answers will vary.

Important facts about Claudius Ptolemy

Answers

what is the best description of the peidmont region of nourth carolina

Is it actually possible for someone to have superhuman abilities?

Answers

Answer:

well I mean it kind of is, we could take genes from certain things and possibly add them to humans in the future and make us stronger or stuff like that...

how do you clear your notifications.

Answers

u just check a few of them and pretty much close the app then they should be cleared :)

What molecule has a r group

Answers

Answer:

Amino acids

Explanation:

Answer: Amino Acid.......

Whoever says it first gets brainliest! Please help. 18 points!

Answers

Answer:

it c

Explanation:

Answer: d

E

xplanation:

what is the tool to meausre wind direction?​

Answers

Answer:

the answer is anemometers hope this helped!

all cells have a Nucleus that acts as a command center for the cell true or false

Answers

the answer is false
False because you have prokaryotic cells

Jasmine and Marcus are at the park, and Jasmine makes the following statements. Which of them is an inference?
O The leaves are green.
O The flowers are breathtaking.
O The plant is producing oxygen.
The bush has thorns.

Answers

The answer is the plant is producing oxygen

1. In which direction do planets orbit the Sun, clockwise or
counterclockwise?

Answers

Answer:

Counterclockwise

Explanation:

Answer:

Counterclockwise

Nucleic Acids are 1 of the 4 types of Biomolecules - - the others being Proteins, Carbohydrates and Lipids.



True

False

Answers

Answer:

True.

Explanation:

The four major types of biomolecules are carbohydrates, lipids, nucleic acids, and proteins. Portion of polynucleotide chain of deoxyribonucleic acid (DNA).

can anyone give me these two answers please i’ll give u 15 points

Answers

Answer:25%

Explanation:

50% because it is half and half. let’s think of the parents as two and the letters as 100. Splitting them up between the two parents would leave us to 50%.
Thus, your answer is 50%


What is the law of conservation of matter? I​

Answers

Answer:

Matter can neither be created nor destroyed

Explanation:

Answer:that for any system closed to all transfers of matter and energy, the mass of the system must remain constant over time, as the system's mass cannot change

Explanation:

Please help I’ll give brainlest

Answers

Answer:

Independent: the type of humming bird food

Dependent: the amount of humming birds that come to the feeder

Explanation:

which example involves a cell membrane receiving and sending messages
A. A large fish chasing its prey in the sea
B. A protein forming a channel for an ion
C. A water molecule moving inside a cell
D. A tubeworm retreating from a predator

Answers

Answer: a tube worm retreating from a predator (a.p.e.x.)

Explanation:

Answer:

c should be your answer

Explanation:

Jerry walked from home to school, then from the school to the park. What is his total distance?

Answers

Answer:

8km

Explanation:

Home to school is 5km, and school to park is 3km. Adding those values together, we get 5+3, or 8km.

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