The X and Y Chromosomes Determine Your Sex. One chromosome pair - the sex chromosomes - is unique. You don't necessarily end up with a matching pair. Typically females have two X chromosomes and males have an X and a Y. Mothers always pass an X chromosome on to their children.
On the other hand, the absorption of nonheme iron, the major dietary pool, is greatly influenced by meal composition. Ascorbic acid is a powerful enhancer of nonheme iron absorption and can reverse the inhibiting effect of such substances as tea and calcium/phosphate.
Vitamin C (ascorbic acid) is an essential nutrient. Still, it's possible to have too much vitamin C. Vitamin C is a water-soluble vitamin that supports normal growth and development. Vitamin C also helps your body absorb iron.Because your body doesn't produce or store vitamin C, it's important to include vitamin C in your diet.itamin C (ascorbic acid) is an essential nutrient. Still, it's possible to have too much vitamin C. Vitamin C is a water-soluble vitamin that supports normal growth and development. Vitamin C also helps your body absorb iron.