What causes some molecules to contain different amounts of energy than others?

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Dna is colied into chromosomes in a cell

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?