True or False: There is an optimum temperature range for enzyme activity. Proteins will begin to denature if the temperature is too far over that range. *

True

Explanation:

If the temperature is too high the enzyme will begin to denature, changing the shape of the active site so its complementary substrate will no longer be able to bind to it.

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation:

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.