Explanation:
The purines are ribose and deoxyribose
<h2>Answer:</h2>
The correct option is B which is micropyle.
<h3>Explanation:</h3>
- Generally micropyle is known as the opening in the ovule or egg from which sperm enters the egg.
- But at the time of germination it is used to absorb water and nutrients.
- It is the micropyle from which the root emerges from the seed.
Cell transport is useful because it's, essentially, the movement of cells across the blood/veins. Active transport uses energy, while passive transport does not.
Length times width times highth
The amino acids are the building blocks of the proteins.
Explanation:
The amino acids are the organic molecules made up of a carboxylic group, an amino group and a carbon side chain. The proteins are macromolecules, made up of amino acids. Many amino acids combine to form a protein. The structure of the protein depends on the sequence of the amino acids present in the structure of protein. A different protein has a different sequence of amino acids.