Answer:
irreversible chemical change
Explanation:
A chemical change always results in a new substance and as it is not possible to reverse it, it is an irreversible chemical change.
I hope you understood :)
Even the cell membrane is like the cell wall its flexible and lets certain things in and certain things out.
Centimeter because it is the only metric measurement
Answer:
D
Explanation:
Enzymes can only fit into the base it was made for.