_____ Rules Relate to the Manner in Which the Environment

question 53

Short Answer

_____ rules relate to the manner in which the environment can influence the expression of the genome without directly changing the DNA, even though these patterns of gene expression can be passed on to future generations. For example, the diet of a mouse before conception can influence the hair color of her infants and even her infants' infants.

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Definitions:

Acidity

A chemical property that quantifies the amount of acid in a solution, often measured by pH levels.

Prostate Gland

A gland in the male reproductive system that produces a fluid that mixes with sperm to form semen.

Urethra

A tube that connects the urinary bladder to the urinary meatus for the removal of fluids from the body.

Renin

An enzyme secreted by the kidneys that plays a key role in regulating blood pressure by converting angiotensinogen to angiotensin.