Sources of Genetic Variation in a Sexually Reproducing Population Include(s)

question 31

Multiple Choice

Sources of genetic variation in a sexually reproducing population include(s) which of the following?

• A) crossing over in Prophase I of meiosis
• B) independent assortment in Metaphase I of meiosis
• C) fertilization
• D) All of the choices are sources of genetic variation.
• E) None of the choices are sources of genetic variation.

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Definitions:

Mechanoreceptors

Sensory receptors that respond to mechanical pressure or distortion, involved in detecting touch, pressure, and sound.

Cutaneous Receptors

Sensory receptors located in the skin that respond to touch, pressure, temperature, and pain.

Meissner Corpuscles

Touch receptors located in the upper dermis, primarily responsible for sensitivity to light touch.

Pacinian Corpuscles

Sensory receptors in the skin sensitive to pressure and vibration, helping organisms perceive touch and pressure changes.