Answer:
B
Explanation:
in photosynthesis CO2 is used to produce glucose NOT energy.
in cellular respiration O2 is used to produce energy NOT CO2.
in cellular respiration oxygen is used to produce energy and CO2.
A warm air does always rise and cold air falls
<span>The two types of cell cycle genes that, if mutated, cause cancer cells to divide uncontrollably are called tumor suppressor genes and proto-oncogenes</span>
I believe the answer is sister chromatids in a chromosome.
To be exact 23 pairs of sister chromatids.
Hope this helps .