What Is the Significance of Variation in Evolution by Natural

question 23

Essay

What is the significance of variation in evolution by natural selection? Be sure to illustrate your answer with specific examples.

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Definitions:

Teratogen

Any agent or substance that can cause developmental abnormalities or birth defects in an embryo or fetus when exposed during pregnancy.

Nicotine

Nicotine is a stimulant drug found in tobacco plants that affects the nervous system and is both addictive and potentially harmful.

Unborn Children

Refers to fetuses or embryos that are in the developmental stages within the womb, prior to birth.

Prenatal Development

The process of growth and development inside the womb, from conception to birth, encompassing all phases of embryonic and fetal development.