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5.Molecular Basis of Inheritance
normal
An auxotroph is
A
A plant that responds by bending towards the sun
B
A plant that is able to synthesize its own carbohydrates
C
Mutant which has lost its ability to synthesize one or more essential compounds
D
An organism that depends on another organism for meeting its nutritional requirements
Solution
(c)In $1944$, Beadle and Tatum irradiated Neurospora crassa with $X$-rays and obtained a number of nutritional mutants called auxotrophs.
Standard 12
Biology
