Mendel Correctly Surmised That the 3 Dominant:1 Recessive Phenotypic Ratio

question 40

Multiple Choice

Mendel correctly surmised that the 3 dominant:1 recessive phenotypic ratio seen in the F₂ generation pea plants was due to

• A)a tendency to have more fertilization events yielding homozygous dominant than homozygous recessive.
• B)homozygosity.
• C)genotypic selection.
• D)random combination of sperm and egg with respect to the allele carried.
• E)certain phenotypes having a selective advantage.

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Definitions:

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Affect-as-information Hypothesis

A theory suggesting that people use their current emotions to make decisions and judgments in the absence of more objective information.

Affective Forecasting

Predicting how one will feel in the future after experiencing an event or making a decision.