Deficiency of which vitamin causes night blindness?
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Zeatin is produced in ____ and transported to ___ in the xylem where it promotes cell division.
A newborn human baby is fed with the first secretion called colostrum from mammary gland. What does colostrum impart?
Which object converts electricity to light?
Bulb converts electricity to light whereas solar panel is the device which converts light to electricity.
The functioning of a very old model pendulum clock was completely
What is the slope of the line parallel to the line passing through the points (3 , -4) and (-2 , 5)?
If tan (5x - 10°) = cot (5y + 20°), then the value of x + y is
Gol Gumbaz was built in which century?