Examples of Mechanical Digestion Include

question 27

Multiple Choice

Examples of mechanical digestion include

• A) activity of salivary amylase in the mouth.
• B) churning and mixing of food in the stomach.
• C) action of bile breaking fats into smaller droplets.
• D) effects of secretin in stimulating the pancreas to release bicarbonate.

---

Definitions:

Cis-regulatory Element

A region of non-coding DNA that regulates the transcription of nearby genes, playing a crucial role in controlling gene expression.

Olfactory Receptor

A type of protein located in the cell membranes of olfactory neurons, involved in the detection of smell molecules.

Gene Duplication

The process by which a segment of DNA is copied resulting in multiple copies of the same gene, contributing to genetic variation and evolution.

Gene Family

A set of several similar genes, formed by duplication of a single original gene, and generally associated with similar functions.