Answer:
c. the muscle that does most of the movement.
Explanation:
The prime mover can also be called an agonist or the working muscles as it leads to the occurrence of movement by establish a specific usual range of movement in a joint via contraction.
It is the central muscle that particularly aid a specific movement or action.
Take for example, the triceps brachii is the major muscle that particularly aid movement during a triceps extension.
Is that the whole question please be more specific
The answers are following
1)a
2)a
3)d
Gametophytes produce cells that undergo mitosis to produce gametes that fuse to form a zygote.