Answer:
Development that takes place before the age of nine.
Primary sexual characteristics appear at birth and comprise both the external and internal genitalia (e.g., the penis and testes in men and the vagina and ovaries in women).
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Answer:
When sudden deprived of nicotine, the brain will no longer release the "feel-good" hormone dopamine which the body has grown accustomed to.
muscle twitching, chronic headaches.
<span>Vitamins are essential for B. METABOLISM to occur
Vitamin A is for your eyesight. It makes you see clearly. It also helps you fight infection by boosting your immune system.
Vitamin B (</span><span>B1, B2, B6, B12, niacin, folic acid, biotin, and pantothenic acid) are important for metabolism. It helps make energy and releases said energy when your body needs it. It also helps in making red blood cells.
Vitamin C helps you resist infection and helps keep your body tissues in good shape.
Vitamin D strengthens your bones and teeth.
Vitamin E protects your cells and tissues from damage.
Vitamin K enables your blood to clot and stops your bleeding when you're injured.
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