The process of occurs when one of the sensory systems (eyes, ears, skin, tongue, or nose) detects a stimulus.

The process of sensation occurs when one of the sensory systems (eyes, ears, skin, tongue, or nose) detects a stimulus.

Explanation:

Sensation is the identification of external or internal stimuli by an entity, involving human beings. It is distinct from the perception, which involve of trying to make sense of or stimulation or defining this.

It includes three moves:

there are so many examples for that in different areas, like biology experiment carried out in our lab recently.

here's one link:

the answer is d p: cell, q: organ, r: organ system, s: tissue