Human Height Is a Trait Affected by Both Genes and the Environment.How

question 42

Essay

Human height is a trait affected by both genes and the environment.How is this so?

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Definitions:

Pain Impulses

Neural signals that convey the sensation of pain from the peripheral nervous system to the central nervous system.

Facial Expression

The movement of the facial muscles to convey emotions and communicate nonverbally.

Facial Nerve

The seventh cranial nerve that controls the muscles of facial expression, taste sensations from the anterior two-thirds of the tongue, and the secretion of saliva and tears.

Vagus

Referring to the tenth cranial nerve (vagus nerve), which is part of the parasympathetic nervous system and controls functions of the heart, lungs, and digestive tract.