You Mate Two Pea Plants That Are Both AaBb and Get

question 101

Multiple Choice

You mate two pea plants that are both AaBb and get a 3:1 phenotype ratio.This suggests:

• A)Independent assortment occurred
• B)Crossing over occurred
• C)Genes A and B are on different chromosomes
• D)Non-disjunction occurred
• E)Genes A and B are on the same chromosome

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Definitions:

Genetic Predisposition

A higher chance of getting a certain disease due to an individual's genetic composition.

Environmental Stress

Physical, chemical, and biological constraints on the productivity and vitality of living organisms due to environmental conditions.

Serotonin

A vital substance in the brain that helps balance emotions and enhance sensations of happiness and overall well-being.

Identical Twins

Twins that develop from a single fertilized egg and share exactly the same genetic material, making them genetically identical.