36. Plant Reproduction
Flowers
Multiple Choice
Multiple ChoiceWhich statement below accurately describes the role of S-genes in plants?
A
S-genes are unique to plants and make them more susceptible to manipulation by bioengineers.
B
S-genes make plants more resistant to pests.
C
If pollen from another species lands on the stigma of a plant, S-genes block the pollen tube growth.
D
None of the listed responses is correct.
E
S-genes are involved in self-recognition. They prevent self-fertilization in many plant species.
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