Enzymes are important for what reactions in a living system? Enzymes are helpful but not needed for any reactions in a living system

Only the most critical reactions

Nearly all

Only a few reactions

Nearly all

Explanation:

We need the for helping with mechanical digestion and keep our mouth moist.

nearly all

Explanation:

because it is very helpful for us to breathe and it make our nose moist.

answer: 2

explanation:

yes

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.