Answer:
20,000 genes...
Explanation:
<h3><em>Human genes vary in size from a few hundred bases to over a million bases..So every human has 20,000 genes and 3,000,000,000 bases.Your entire sequence of genes and bases is called
genome..</em></h3>
Explanation:
Third Option is absolutely correct.
Increasing its pH because then the enzyme wont be ablr to work properly