Which muscle shows striations?

In a muscle fiber,$Ca^{++}$ is stored in the .....

Function of $ATP$ in muscle fibres is

Analogy type questions:
$(1)$ Red muscle fibers / White muscle fibers have fewer mitochondria but more sarcoplasmic reticulum.
$(2)$ When nerve impulses reach the neuromuscular junction,acetic acid / acetylcholine neurotransmitter is released.

It is known that red muscle fibres in animals can work for longer periods of time continuously. How is this possible?

Which of the following represents the correct matching of a body part and the muscle associated with its movement?