INTRODUCTION So far, we have been discussing the variety of modes that different species use for reproduction. Let us now look at the species that we are most interested in, namely, humans. Humans
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MALE REPRODUCTIVE SYSTEM The male reproductive system (Fig. 8.10) consists of portions which produce the germ-cells and other portions that deliver the germ-cells to the site of fertilisation. &
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FEMALE REPRODUCTIVE SYSTEM The female germ-cells or eggs are made in the ovaries. They are also responsible for the production of some hormones. Look at Fig. 8.11 and identify the various organs in
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WHAT HAPPENS WHEN THE EGG IS NOT FERTILIZED? If the egg is not fertilised, it lives for about one day. Since the ovary releases one egg every month, the uterus also prepares itself every month to r
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REPRODUCTIVE HEALTH As we have seen, the process of sexual maturation is gradual and takes place while general body growth is still going on. Therefore, some degree of sexual maturation does n
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