Cell specialization is important during the growth and development of a multicellular organism. This process is most directly regulated by A) RNA

B) DNA

C) the plasma membrane

B) protein

Facilitates growth and change in neurons and the migration of neurons to different sites in the brain

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .

During the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.