In the Case of the Schallers,why Doesn't Their Genotype Correlate

question 53

Multiple Choice

In the case of the Schallers,why doesn't their genotype correlate with their phenotype?

• A) Although each carries a copy of a mutated CF gene,they also express a normal copy of the CF gene that renders them phenotypically normal.
• B) The Schallers have only normal,nonmutated copies of the CF gene.
• C) The Schallers inherited one mutated and one normal CF gene.
• D) None of the above.
• E) A and C.

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Definitions:

Photoreceptors

Cells in the retina that convert light into electrical signals, enabling vision.

Emergency Lights

Devices that provide illumination and visual signaling during power outages or emergency situations.

Müller-Lyer

An optical illusion involving lines of equal length that appear to be different lengths due to the addition of fins or arrows at the ends.

Meissner

Refers to Meissner's corpuscles, which are sensory receptors that respond to light touch and are located in the dermal papillae of the skin.