Answer: the Act made it illegal to hunt or kill endangered animals for sport. They also made it so that you can't harm the environment that the specific endangered species lives in.
The bonds that hold the two chains of an insulin molecule together are two disulfide bonds.
Insulin molecule is made up of two peptide chains. These chains are referred to as the A and B chains. The A and B chains are help together by the two disulfide bonds present between them. The A chain has an additional disulfide bond inside it. The A chain is 21 amino acids long and the B chain is 30 amino acids long in most of the species.
Answer:
The meninges is a layered unit of membranous connective tissue that covers the brain and spinal cord. These coverings encase central nervous system structures so that they are not in direct contact with the bones of the spinal column or skull.
Explanation:
A) The DNA replicates, producing two copies of each chromosome.
