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vlada-n [284]
3 years ago
8

I need help please, Biology

Biology
1 answer:
ruslelena [56]3 years ago
4 0

Answer:

sorry im not in that level

Explanation:

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Question 1
gtnhenbr [62]

Answer: 1.chromosomes, 2. Histones, 3. prokaryotes have one chromosome, 4. A sugar phosphate backbone with nitogen bases in the middle. 5. Chromatin

Explanation: Chromatin

8 0
2 years ago
The chemical bonds of carbohydrates and lipids have high potential energy because:
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<span>Their electrons are far away from the nuclei of the atoms. Transfer high-energy electrons from NADH and FADH2 to protein complexes of the electron transport chain. </span>
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3 years ago
There are green and red bugs living in an area. As a result of an environmental change, birds that live in the same area grow in
katen-ka-za [31]

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I think it C

Explanation:

5 0
2 years ago
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4. Which of the following statements best describes how the traits of an organism are determined
butalik [34]

Answer Choices:

DNA provides the energy needed for an organism to grow and function

DNA is copied into mRNA, which controls cellular functions

DNA codes for proteins, which allow an organism to grow and function

DNA unzips and each strand codes for a different amino acid

Answer:

DNA codes for proteins, which allow an organism to grow and function

Explanation:

DNA provides the energy needed for an organism to grow and function  - this is false. DNA does not provide energy. A molecule called ATP, mostly produced by cellular respiration, provides energy for the cells to grow and function.

DNA is copied into mRNA, which controls cellular functions  - this is false. While it is true that DNA is copied into mRNA, mRNA does not directly control cellular functions. Instead, mRNA is translated into proteins.

DNA codes for proteins, which allow an organism to grow and function  - <u>this is true, as indicated above, DNA is transcribed to mRNA which is translated into proteins. Proteins carry out essentially all the functions in the cell</u>

DNA unzips and each strand codes for a different amino acid - this is false, DNA is transcribed into mRNA. Each mRNA codon (three bases) codes for a different amino acid

6 0
2 years ago
What polysaccharide helps provide the strength to insect exoskeletons?
vfiekz [6]
Your answer is correct. Chitin provide the strength to insect exoskeletons. Cellulose is the strength for plant. Starch and glycogen are energy sources for life.
6 0
3 years ago
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