An island has a population of 100,000 moths that has 98% gray individuals and 2% black individuals. Generation after generation, this ratio and population size remains basically the same. After a hurricane, 10,000 black moths are blown onto the island. This is an example of .

1. what is the relationship between the shape of an enzyme and the reactions they catalyze?

2. how does an enzyme inhibitor work?

separate your answers so i dont get confused : )

answer; hydrologic cycle;

the planets have a circular orbit around the sun.

during expiration the diaphragm relaxes, which causes the diaphragm to move downwards. the contraction of diaphragm increases the space for expansion of lungs. hence, the diaphragm relaxes and positioned downward during expiration.