In the case of hermaphrodite organisms, animal or plant, various devices are employed to ensure cross-fertilization, or cross-pollination, so that full advantage of double parentage is obtained. The basic requirement of sexual reproduction is that reproductive cells of different parentage come together and fuse in pairs. Such cells will be genetically different to a significant degree, and it is this feature that is essential to the long-term well-being of the race. The other sexual distinctions, between the two types of sex cell and between two individuals of different sex, are secondary differences connected with ways and means of attaining the end.
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As a rule, male and female complement each other at all levels of organization: as sex cells; as individuals with either testes or ovaries; and as individuals with anatomical, physiological, and behavioral differences associated with the complemental roles they play during the whole reproductive process. The role of the male individual is to deliver sperm cells in enormous numbers in the right place and at the right time to fertilize eggs of female individuals of the same species. The role of the female individual is to deliver or otherwise offer eggs capable of being fertilized under precise circumstances.
If you have endometriosis, you know that its effects extend beyond your monthly period. Here's how you can minimize pain and discomfort during sex.
increased sensitivity to a woman’s clitoris (sometimes becoming painful to the touch) and retracting under the clitoral hood so that it doesn’t become stimulated directly by the penis
Eric realizes Otis has fallen for Maeve. But the young sex therapist finds himself torn when hot guy Jackson seeks help with his secret crush.
People with active sex lives tend to exercise more frequently and have better dietary habits than those who are less sexually active. Physical fitness may also improve sexual performance overall.
The film spends equal time on the story behind Madame Claude’s downfall and the things that happened behind closed doors.
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Sex can help you connect to your partner, get more info thanks to oxytocin. Oxytocin can play a role in developing relationships. You may find that consistent, mutual sexual pleasure helps with bonding within a relationship.
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Vivid history collides with real awkwardness in France as the poo hits a windshield and friends slam on the brakes. A spark reignites. Jean explodes.
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People who continue to be sexually active after menopause are less likely to have significant vaginal atrophy, or the thinning of vaginal walls. Vaginal atrophy can cause pain during sex and urinary symptoms.