Gonads are sex organs that produce gametes. Male gonads are the testes, which produce sperm and male sex hormones. Female gonads are the ovaries, which produce eggs (ova) and female sex hormones.
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Since the child 4 years old WIC milk is better, it is highly nutritious, though cow milk may not has side effect on the child because at that age cholesterol cannot affect the child but help in brain development
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Although open stomata are essential for photosynthesis, they also expose the plant to the risk of losing water through transpiration.
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It is to replace old, worn out cells.
One single cell divides to two, etc. etc.
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A molecule of the kind normally found in living systems. Organic molecules are usually composed of carbon atoms in rings or long chains, to which are attached other atoms of such elements as hydrogen, oxygen, and nitrogen.
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