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klasskru [66]
2 years ago
11

The mRNA strand includes both introns and exons true or false

Biology
1 answer:
lord [1]2 years ago
6 0

Answer:

False

Explanation:

Hope this helps!

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Explain how scientists think about fitness
nikitadnepr [17]

Answer:

Scientists believe that fitness is not only the ability to have physical fitness but it also refers to the adaptations that make an organism survive in its environment.

According to biological studies, biologists believe that the ability of an organism to survive in a particular area and to pass on its characteristics to its offspring is fitness.

The health scientists define fitness as the ability of an individual to be physically fit and to move without pain.

The scientists which study psychology believe that fitness is the well functioning of a person;s body as well as his/her mind.

4 0
2 years ago
What factors allow a pool of 20 amino acids to produce thousands of unique proteins? (select the 3 that apply.)?
dsp73
The possible answers are:
A. Variation in length of the amino acid backbone
B. Each protein is encoded by a distinct gene
C. Variations in the type of peptide bond
D. Variations in the glycosidic linkage
E. Variation in tertiary structure
<span>F. Variations in which amino acids are used

The correct answers are A,E and F
There are only 20 amino acids that make all of the proteins in our bodies. However, there are options for protein variation are almost unlimited.
Firstly, you can vary the number of different amino acid that you use to make a protein.
Secondly, you can also vary the length of the amino acid chain.
And thirdly, when an amino acid chain is formed different parts of the chain interact with each other, bonding chemically, forming different 3-dimensional structures of the protein.
All of this contributes to the vast variation in proteins.</span>
3 0
3 years ago
What are two properties of water that are caused by the attractions between water molecules
Vanyuwa [196]

Answer:

They are called hydrogen bonds

7 0
3 years ago
Which statement about the energy yields from cellular respiration is true? The heat produced during cellular respiration is only
Kisachek [45]

Answer:

In a eukaryotic cell, the process of cellular respiration can metabolize one molecule of glucose into 30 to 32 ATP. The process of glycolysis only produces two ATP, while all the rest are produced during the electron transport chain.

Explanation: its correct

3 0
2 years ago
What phase of mitosis are the chromosomes taken from? Why?
arlik [135]

Answer:Metaphase

Explanation:

8 0
3 years ago
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