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IR-rays
UV-rays
b & g-rays
X-rays
This is reversal of mutation
Through cell membrane, which substances can pass more easily than others?
Time required for the organism to eliminate 50% the total body burden or tissue concentration of chemical is referred as
Tissue in which cells have lost the capacity of cell division
To reduce tooth decay most toothpastes contain a
To which among the given families do all pulses belong?
To which animal phyla do organisms with round bodies marked externally into rings or segments belong.
To which group of blood an universal recipient belongs -
Total number of bones in man is
Total number of muscles present in our body is:
