A substance that speeds up the rate of a chemical reaction is called

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13

Apuppy’s tendency to chew is inherited through which of the following? a. through learned behavior b. through genes c. through seasonal cycles d. through hibernation