I'm pretty sure the answer would be A. Chromosomes contain one or more genes.
Answer:
Photosynthesis happens when water is absorbed by the roots of green plants and is carried to the leaves by the xylem, and carbon dioxide is obtained from air that enters the leaves through the stomata and diffuses to the cells containing chlorophyll.
Explanation:
:)
TRNA and mRNA i would say
<span>Relative concentration of water in a hypnotic solution is high</span><span />
