Proteins are made of hundreds and thousands of polymers called Amino Acid which are attached with each other in long chains. There are 20 different types of amino acids that make up a protein
alpha cells are glucagon and beta cells are insulin
Answer: Wo meiyou xiansuo
Explanation:
C. Upward; downward. As the hot rock rises, cooler rock flows downward to take its place next to the core, where it is heated and becomes buoyant enough to rise again later
The answer is a. minimizes the chance of accidents occurring in the lab.
Technically, the answer could be c, because the point of safety rules is to stop accidents from happening, but accidents can still occur EVEN when you are following the rules.
