Which of the following is not part of the nitrogen cycle?
a) nitrification
b) denitrification
c) ammonification
d) precipitation

Substances effect: partially blocks (h+)/pyruvate symporter, interfering with the transport of pyruvate into the mitochondria. will this make the body lose or gain weight?

What is thought to have caused the mass extinction at the end of the cretaceous period?

What is the most appropriate method of gaining weight (muscle mass)