Microevolution Refers To

question 102

Multiple Choice

Microevolution refers to:

• A)any change in the frequency of alleles in the gene pool of a population
• B)only changes that occur due to natural selection
• C)only changes due to mutations
• D)the evolution of new species

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Definitions:

Melatonin

A hormone produced by the pineal gland in the brain, involved in regulating sleep cycles and circadian rhythms.

Thyroid Hormone

Hormones produced by the thyroid gland that regulate metabolism, energy generation, and neuronal development.

Parathyroid Hormone

A hormone produced by the parathyroid glands that regulates calcium levels in the blood and bone metabolism.