In 2015, underground glaciers of frozen water were discovered on
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Which type of cell, skin is made up of:
Lacrymal glands are situated in the
Why do the desert plants take up the carbon dioxide for photosynthesis at night?
In perfect competition a firm maximizes profit by _____.
Atomic number of which of the following elements is greater than that of Magnesium
The atoms of the elements having same difference between mass number and atomic number are called ______.
Which one of the following triad represents Dobereiner's Triad?