Enhancer elements regulate which stage of gene expression?

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things