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Pronunciation varies by accent · adjective
(zoology) Of sperm in species that exhibit sperm heteromorphism, infertile..
Counter to this latter hypothesis, Cook and Gage (1995) have shown that, unlike eupyrene numbers, apyrene sperm numbers do not vary with sperm competition risk (see fig 7.7).
Use apyrene when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Apyrene means (zoology) Of sperm in species that exhibit sperm heteromorphism, infertile..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Counter to this latter hypothesis, Cook and Gage (1995) have shown that, unlike eupyrene numbers, apyrene sperm numbers do not vary with sperm competition risk (see fig 7.7).
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