PREVOST and Dumas, on the employment of several spermatozoids to fertilise one ovule, ii. [Please select]
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PREVOST and Dumas, on the employment of several spermatozoids to fertilise one ovule. [Please select]
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At the egg-layer's will, the receptacle bestows a tiny drop of its contents upon the matured ovule, when it reaches the oviduct, and you have a female egg; or else it withholds its spermatozoids and you have an egg that remains male, as it was at first. [Please select]
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