Question

18.
A cheetah, on seeing a prey, moves towards him at a very high speed.
What causes the movement of his muscles? How does the chemistry of
cellular components of muscles change during this event?
19​

Answer 1

Answer:

proteins called actin and myosin

Explanation:

There are special proteins called actin and myosin which helps in changing the orientation of muscle cells. The continuous contraction and relaxation of muscle lead to movement of muscle causing action.

Answer 2

Explanation:

due to a special kind of protein in muscle,which lead to movement when constraction and relaxation of muscle took place