Primary spermatocytes, spermatids
The correct answer to this question is option"blue-green".
Reason:
The carotenoid is a yellow-orange pigment that absorbs blue light which gives plants there green color.
Therefore the answer should be option B.
Hope this helps!!!
D) energy demands triggering a release of glucose.
Notice how the stimulant (low energy supply) triggers a restoration (normalizing) of a normal balance, which in this case is increasing energy supplied (glucose).
This process is called "homeostasis," or maintaining an internal balance.
In broad terms, finches. In specific terms, he observed how over time, the beak sizes and shapes of said finches changed to adapt to the food sources available.
I hope I was able to help. Best of luck.
Answer:
Answer is A signal is sent down an exon within a nerve cell.
Explanation: