Match the vitamins with the health benefits

Vitamin A -protects nigt blindness

Vitamin D- protects against rickets

Vitamin K- improves blood clotting

Vitamin E- healthy skin

Vitamin A- protects against night blindness.

Vitamin D- provides protection against rickets.

Vitamin E- maintains healthy skin.

Vitamin K- improves blood clotting.

Explanation:

Vitamins are organic molecules, which are essential for proper functioning of body metabolism.  

Vitamin A is important for good vision, growth and development, and for healthy immune system. Vitamin A deficiency leads to impaired vision, known as night blindness.

Vitamin E acts as an antioxidant that provides protection to skin by free radicals. It nourishes the skin and and maintains a healthy skin.

Vitamin D plays an important role in regulating calcium level and metabolism in body. So, vitamin D deficiency leads to rickets (impaired bone metabolism in children).

Vitamin K is important for synthesis of various blood-coagulating proteins, required for blood clotting.

the answers are as following:

1. c. double helix, nucleosome, coil, supercoil, chromosome

2. b. g2 phase, preparation for mitosis

3. d. interphase consists of the g1, s, and g2 phases

4. c. metaphase

5. a. chromosomes are duplicated before cell division so that each new daughter cell has a complete set

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