Sexual activity involving the anus.
This gland plays a role in the function of the adaptive immune system and the maturity of the thymus, and produces T-cells.
W, Petrie M.
For women, estrogen or estradiol is the main sex hormone.
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One of the most common STIs, due to a microscopic parasite which usually lives in the vaginaurethraor bladder.
Also, experiments conducted at the pivotal temperature, where temperature is equivocal in its influence, have demonstrated an underlying genetic predisposition to be one sex or the other.
Protein Practice 1 page Review 1 page Concept 6:
Hardy-Weinberg theorem An axiom maintaining that the sexual shuffling of genes alone cannot alter the overall genetic makeup of a population.
XY In the XY sex -determination system, a combination of chromosomes identified as male.
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