Vitamin - d, Biology


  1. Also known as Calciferol / Anti ricket vitamin / sun shine vitamin.
  2. It is necessary for bones & teeth.
  3. It is synthesized in presence of UV rays of sunlight in the skin.
  4. It regulates absorption of calcium & phosphorus.
  5. Cod liver oil is the best source of vitamin D.
  6. Other sources are spleen, egg & milk.
  7. Deficiency of vitamin D causes rickets in children (bending & swelling of joint leading to bow legs, pigeon chest)
  8. Deficiency of vitamin D causes ostiomalesia (softening of bone) in adults.
Posted Date: 10/9/2012 6:11:48 AM | Location : United States

Related Discussions:- Vitamin - d, Assignment Help, Ask Question on Vitamin - d, Get Answer, Expert's Help, Vitamin - d Discussions

Write discussion on Vitamin - d
Your posts are moderated
Related Questions
Extra-ocular muscles There are, as you know, six extra-ocular muscles. Out of these, four are recti(straight) and two are oblique. They control the position and movement of th

A student while studying the anatomy of leaves of four specimens (P - S), observed the following characters: P.  Reticulate venation and no bundle sheath. Q. Parallel venati

Dry Stigma - Category of Stigma The Cotton (Gossypium hirsutum) stigma is covered with long unicellular hairs. At the time of pollination, the stigmatic hairs show a distinct

Define Health Effects related to Probiotics? Several lines of evidence support the conclusion that normal gut microflora are involved in resistance to disease, especially gastr

At 1 AM, a researcher places a healthy squid giant axon in a bath of normal squid physiological extracellular saline and internally perfuses the axon with normal squid intracellula

What is reduction? The most commonly understood definition of reduction is the removal of oxygen or addition of hydrogen ions. However, chemically, reduction can be defined as

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Question 1 Discuss various methods of blood collection in a laboratory. Add a note on collection of blood by using vacutainers. Make a table indicating the color of vacutainer tub

Give two examples in each case of organs or tissues in which you would expect  (a) meiosis,  (b) mitosis to be taking place   a) Meiosis is likely to