Classical Albinism Results from a Recessive Allele

question 95

Multiple Choice

Classical albinism results from a recessive allele. Which of the following is the expected ratio for the progeny when a normally pigmented male with an albino father has children with an albino woman?

• A) ³/₄ normal; ¹/₄ albino
• B) ³/₄ albino; ¹/₄ normal
• C) ¹/₂ normal; ¹/₂ albino
• D) All normal
• E) All albino

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Definitions:

Bending Vibrations

Oscillations of atoms in a molecule about their equilibrium positions that change the angle between them without altering the molecule's bond lengths.

Spectrum

A range of values or conditions, often specifically pertaining to the distribution of energy emitted or absorbed by a substance, visible in bands of colors or intensities.

IR Spectroscopy

A technique used in analytical chemistry to identify molecular structure through the absorption of infrared radiation by molecules, leading to vibrational and rotational changes.

Electronegativity

A measure of the tendency of an atom to attract a bonding pair of electrons towards itself in a molecule.