In Mammals, Some Genes Are Expressed Differently Depending on Their

question 167

True/False

In mammals, some genes are expressed differently depending on their parent of origin. This ensures that mammals develop from embryos with one maternal and one paternal genome.

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Definitions:

Cilia

Microscopic, hair-like structures that extend from the surface of some cells and are involved in movement or sensory functions.

Trachea

The windpipe, a tube that conducts air from the larynx to the bronchi of the lungs, facilitating breathing.

Smooth Muscle

A type of involuntary muscle found within the walls of organs and structures such as blood vessels, the gastrointestinal tract, and the bladder, characterized by its lack of striations.

Goblet Cell

A column-shaped cell found in the respiratory and intestinal tracts, which secretes mucus to trap and move pathogens and dirt.