Muscles are attached to bones by which of the following?

Which of the following statements regarding the types of muscles present in our body is correct?

Define the sliding filament theory of muscle contraction.

The anaerobic contraction of skeletal muscle causes deposition or accumulation of

Which one of the following types of muscle fibers will be the first one to undergo fatigue?

Select the correct option for the following statements:
$(i)$ The most important respiratory organ in frogs is the skin / lungs.
(ii) Skeletal muscle / Cardiac muscle exhibits rhythmic contraction.