What is Gregor Mendel's contribution to the history and study of genetics? Your
A. He discovered that characteristics are determined by inherited factors (genes).
B. He discovered that alleles can be dominant or recessive.
C. He discovered that alleles segregate independently during the formation of gamates.
D. All of the other answer choices

d

Explanation:

all of the other answer choices

I feel like it would be D. I know I'm 9 times out of 10 probably wrong.

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.