Answer:
<u>B</u>. Physiology
Explanation:
The way in which a living organism or bodily part functions.
The branch of biology that deals with the normal functions of living organisms and their parts.
C. Tree roots split apart rocks in the ground
Its is already a balanced equation so the option a.1 would fill in for the blank.
Answer:
they croak to show agresion
Explanation:
b/c they use it to pretect females
