It's A. Temperature changes modify the enzyme shape, so they no longer fits.
Answer:
d they respond to pathogens
A ecosystem productivity is a rate of generation of biomass.’’I know this because it states.”In economy productivity refers to the rate of generation of biomass in an economy.This shows that the economy its usually expressed in units of mass per unit.
<span> It is due to the excessive pressure that is created over </span>oxygen<span>.</span>