The area of an egzyme that is most involved in catalyzing a reaction is called the: activation energy
polypeptide
reaction site
active site

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

What is responsible for the uneven heating between the poles and the equator on any given day

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred