Since the only type of molecule that a gene can code for is a protein, how is it that a trait relating to the metabolism of carbohydrate can be influenced by genes?

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

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

What are the pros and cons of transect sampling?