What is true about one strand of dna?

a. it contains many proteins.
b. it contains many pieces of rna.
c. it contains many chromosomes.
d. it contains many genes.

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

The chemical form of energy that is useable by the cell to do work

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.