Người ta có thể dùng hoóc môn insulin của bò để thay thế hoóc môn insulin của người vì:

Although there are a limited number of amino acids many different types of proteins exist because..

Which element is found in both dna and proteins

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule