The deficiency of vitamin D and calcium ions in the diet ...
The deficiency of vitamin D and calcium ions in the diet of a human causes
anaemia
night-blindness
kwashiokor
rickets
Correct answer is D
No explanation has been provided for this answer.
The female gamete is represented by ...
Which of the following traits is not a morphological variation in humans? ...
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One of Mendel’s experiments was repeated by crossing a red variety of pepper with that of a ye...
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The dry indehiscent, winged fruit formed from one one carpel is known as ...