A Parent with an S₁S₂ Genotype Exhibiting Gametophytic Self-Incompatibility Could

question 20

Multiple Choice

A parent with an S₁S₂ genotype exhibiting gametophytic self-incompatibility could potentially fertilize which of the following plant genotypes of the same species with pollen grains?

• A) S₁S₃
• B) S₂S₃
• C) S₁S₄
• D) S₂S₄
• E) Half of all the pollen grains could be successful.

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