D e s p a c i t o l y r i c s m e a n i n g. Vitamin D promotes calcium absorption in the gut and maintains adequate serum calcium and phosphate concentrations to enable normal bone mineralization and to prevent hypocalcemic tetany involuntary contraction of muscles leading to cramps and spasms. The Letter D Song by Have Fun Teaching is a great way to learn all about the Letter D.
Ds or Ds also ds or Ds. Any of the speech sounds represented by the letter d. Something shaped like the letter D.
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Ds or Ds also ds or Ds. The fourth in a series. The fourth letter of the English alphabet a consonant. Something shaped like the letter D.