For the Cross AaBb × Aabb,what Proportion of F₁ Offspring

question 80

Multiple Choice

For the cross AaBb × aabb,what proportion of F₁ offspring will be heterozygous for both gene pairs? Assume independent assortment.

• A) 1/4
• B) 1/2
• C) 3/4
• D) All are heterozygotes.
• E) None are heterozygotes.

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Definitions:

Boiling Point

The temperature at which a liquid's vapor pressure equals the external pressure, causing it to transition to gas.

Butan-1-ol

A four-carbon chain alcohol with the hydroxyl group attached to the first carbon.

1-butanamine

A chemical compound, also known as butylamine, which is an amine with the formula CH3(CH2)3NH2, used in the manufacture of pharmaceuticals and pesticides.

IUPAC Name

The systematic name given to a chemical substance, based on a set of standard rules by the International Union of Pure and Applied Chemistry.