The Results of a Testcross Reveal That All Offspring Resemble

question 2

Multiple Choice

The results of a testcross reveal that all offspring resemble the parent being tested. That parent necessarily is

• A) heterozygous.
• B) polygenic.
• C) homozygous.
• D) recessive.
• E) pleiotropic.

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Definitions:

Afterimages

Visual illusions that continue to appear in one's vision after the exposure to the original image has ceased.

Perceptual Adaptation

Perceptual adaptation is the ability of the brain to adjust to changes in sensory stimuli, enabling an individual to continue to function effectively in the environment despite alterations in perception.

Hue

Describes a color or shade, highlighting the aspect of color that is determined by the wavelength of light.

Wavelength

The distance between successive peaks of a wave, often used in the context of electromagnetic waves like light or sound.