Answer:
Both cardiac and smooth muscle are involuntary while skeletal muscle is voluntary.
Explanation:
D, active transport because that protein uses atp to cross channels and active transportation is the only form of movement that’s used atp to move
A Respiration by animals CO2 is being added.
B trees burning same
C tree leaves removed
D oil added
B, immense pressure causes the core to be very compacted and solid.
