Biology · Genetics
Cytoplasmic male sterility (CMS) in plants is caused by mutations in the mitochondrial genome. CMS can be restored by a nuclear gene, restorer of fertility (Rf), which is a dominant character. If a male sterile pea plant is pollinated by a fertile male pea plant with Rf in heterozygous condition (Rfrf), the progeny obtained will have:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 175% of the progeny fertile and 25% male sterile
- 250% of the progeny fertile and 50% male sterile✓
- 3all fertile progeny
- 4all male sterile progeny
Correct answer
50% of the progeny fertile and 50% male sterile
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