I think the best answer would be A. since the number of prairie dogs decreased from the picture on the left to the picture on the right. Hope this helped :p
<span>20 amino acids
hope this helps
:0
</span>
Explanation:
Whereas primary tissues allow for vertical growth, secondary tissues allow for lateral growth: they allow stems and roots to become wider. In roots, the formation of both secondary meristems involves the pericycle.
Answer:
He's male so he received an 'x' chromosome from his mother and a 'y' chromosome from his father