Gene regulation is more specific in eukaryotic
organisms because ...
A. in multicellular organisms cells differentiate.
B. there aren't as many chromosomes.
C. they are single-celled organisms.
D. their DNA is much smaller than in prokaryotic organisms.

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's

answer: i cant find your answer. do u have another way i can answer it for you : )

explanation:

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.