The situation whereby individuals of a normally hermaphrodite species produce only female gametes.
〔遗传〕雄性不育
Example sentencesExamples
Direct evidence of the interaction between nuclear and mitochondrial genes comes from the study of cytoplasmic male sterility.
Null 2 mutations result in defects in gametogenesis that cause incompletely penetrant male sterility and complete female sterility.
Restoration of cytoplasmic male sterility in most species, including studies in S. vulgaris, seems to involve a mixture of mostly dominant and some recessive alleles.
We found that 10 out of 11 species crosses involving hybrid male sterility show Y chromosome effects in at least one direction of the cross.
A strong reduction of cytoplasmic neutral genetic diversity is therefore expected in species experiencing cryptic dominant male sterility.