Examine the diagram representing a section of an organic molecule. What process is most directly controlled by this molecule?

A) digestion of nucleic acids

B) regulation of salt levels

C) storage of lipids

D) synthesis of proteins

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Which represents a negative impact of technology

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.