Concepts and formula to Remember to remember reproductive organ in cockroach:
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Breeding season from march to September
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The females secrete sex attracting scent from their scent glands called pheromones or ectohormones
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Male perceive the smell of this scent with help of antennae
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First the male gets under female, extends his hooked phallomere into the female genital chamber
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Sperms are transferred through spermatophores Spermatophore remains inside the body of the female for about 20 hours
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During this period all its sperms escape out and fill in the two spermatheca
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Sixteen ova are discharged at a time into the genital pouch Simultaneously, sperms stored in the spermatheca are discharged into the genital pouch to fertilize the ova
