In circumstances where the body requires prolonged or increased levels of a hormone, the dna of target cells will specify the synthesis of more receptors on the surface of the cells of the target organ. this is known as

The answer is Up-regulation.  One of the best description of the process of up-regulation is an Increase the number of surface receptors.  Acts as transcribing factor and binds to DNA, activating a gene. From binding to DNA before a hormone binds to the receptor.

acceleration= v2-v1/t so 8m/s-3m/s / 3s =to 8/3 or

2.67 m/s^2

hope i

-lavira: )

for a different answer set the answer would be because the oxygen in the water had depleted (apex)