Association between sunrays and vitamin D
Write down the association between sunrays and vitamin D?
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Vitamin D, calciferol, is synthesized in skin by action of ultraviolet range of sunrays on precursor molecules. Later it is transformed in its active form in liver and in kidneys.
During the past 12 years, scientists have been exposing stands of aspen and birch to elevated levels of atmospheric O? at a facility (Aspen FACE) near Rhinelander, WI. The relative effects of O? exposure on stand growth has varied considerably am
Explain the experiment carried out by the Stanley Miller (1953) upon the origin of life?
Explain the circulatory system of birds?
Concerning events throughout the periods of life how dissimilar is the gametogenesis in female and in male?
what are the characteristic of the perceiver
Fundamental vs. Technical analysts: Fundamental analysts believe that there is an intrinsic value for a stock market, various industries and individual securities and that these values dep
These are as follows: 1) Perception initiates with the presence of a stimulus situation. In organizational settings the superior forms the situation for the subordinate's perceptual process. 2) Registration involves the physiological mechanism including both sensory and neural. Ob
Describe what are hyphae and mycelium of the pluricellular fungi?
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How do the two complementary nucleotide chains of DNA facilitate the replication procedure of the molecule?
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