Many of the chemical reactions within a cell occur in the a endoplasmic reticulum b mitochondria c cytoplasm

Which best describes the structure of dna?

Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature above 37 degrees celsius (98.6 degrees f)? describe what might happen if the temperature decreased by 10 degrees celsius.

Which codon is the code for the amino acid histidine (his)?