WebWhat causes gender-related behavioral differences in males and females (such as territorialism)? Is it hormones, instinct or the actual chromosomes? How different are male mammals from female mammals? comment sorted by Best Top New Controversial Q&A Add a Comment The ... WebOct 30, 2024 · DNA tests that check for the presence of a Y chromosome did not prove reliable, either: people with XY chromosomes can have female characteristics owing to conditions including an inability to ...
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WebFeb 19, 2024 · Male DNA and Female DNA differ from the sex chromosome pair. Male DNA has one X chromosome and one Y chromosome as sex chromosome pair ( XY) while female DNA two X … WebMar 1, 2024 · Typically, scientists have attributed biological differences between the sexes to variation in the concentrations of sex hormones—predominantly testosterone and other androgens in males, and estrogen and progesterone in females. signs of scoliosis in women
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WebSep 22, 2011 · The more testosterone a man has, the stronger his brow, cheekbones and jaw line. Meanwhile, the more estrogen a woman has, the wider her face, fuller her lips and the higher her eyebrows. In short,... WebApr 29, 2009 · Differences in life span between males and females are commonly observed across many species. For example, where the heterogametic sex (XY sex chromosomes) is male, as in humans and Drosophila, females tend to live longer than males.Similarly, in Caenorhabditis elegans, where the hermaphrodite has two X chromosomes (XX) and … WebDec 9, 2012 · Men have predetermined characteristics like being more aggressive, competitive, and dominant than women. The fundamental cause of our gender differences is our genetic makeup, more specifically, the DNA found in our two 23rd chromosomes—the chromosomes that dictate which sex we are. The Hormone … signs of scorpions