The element that is essential for the coagulation of bloo...
The element that is essential for the coagulation of blood is
potassium
calcium
phosphorus
iron
Correct answer is B
No explanation has been provided for this answer.
Which of the following is a social insect? ...
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Short-sightedness can be corrected by lenses that are ...
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In nature, plants and animals are perpetually engaged in mutualism because ...
Which of the following terms ensures the survival of an organism in its environment? ...
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Which of the following statements is incorrect about diffusion? ...