Pollen sterility which is controlled by both cytoplasmic and nuclear genes is known as___________________?
Correct answer: A. CGMS
- A. CGMS
- B. CMS
- C. GMS
- D. all the above
Explanation
When pollen sterility depends on both cytoplasmic factors and nuclear genes, it is called cytoplasmic-genetic male sterility, abbreviated CGMS. GMS is nuclear-only, while CMS refers to cytoplasmic control without emphasizing nuclear restoration genes.
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