In a Dihybrid Cross AABB *Aabb, What Proportion of Heterozygotes

question 25

Multiple Choice

In a dihybrid cross AABB *aabb, what proportion of heterozygotes for both gene pairs is expected among the F₂ offspring?

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

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Definitions:

Expectations

Beliefs or anticipations about the way events, behaviors, or outcomes should happen, often influencing perceptions and behaviors.

Papillae

Small, nipple-like projections on the tongue where taste buds are located, involved in the sense of taste.

Taste Buds

Sensory organs on the tongue that are responsible for detecting and interpreting flavors in food.

Primary Taste Sensations

The basic categories into which all our taste perceptions can be classified, typically sweet, sour, salty, bitter, and umami.