Which Process Is an Example of Mechanical Digestion

question 63

Multiple Choice

Which process is an example of mechanical digestion?

• A)the breakdown of proteins into amino acids
• B)peristalsis
• C)the digestion of fats by lipases
• D)chewing

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Definitions:

Fat

A type of nutrient consisting of lipids, commonly found in animals and plants, used by the body for energy storage and insulation.

Endoskeleton

An internal support structure of an organism, made of bone or cartilage, common in vertebrates.

Exoskeleton

An external skeleton that supports and protects an organism's body, found in invertebrates like insects and crustaceans.

Epiphysis

The end part of a long bone, initially growing separately from the shaft but later merging to form a complete bone.