Unlike proteins, which are made up of amino acids, nucleic acids are made up of — А.
alternating nucleotides.
В.
monomers of sugar.
С.
fatty acid tails
Dmonomers of phosphates.

Amutagen is 1: a living thing that has undergone a mutation. 2: an agent that causes a mutation in dna. 3: a mutation that has affected one gene. 4: a chemical that can poison living cells.

When the cell concentrates potassium within, against the natural tendency of matter, it is performing a.passive diffusion b.facilitated diffusion c.active transport d.pinocytosis

Which hormone is used by both males and female?