A) Hereditary variations
B) Discontinuous variations
C) Environmental variations
D) None of the above
Correct Answer: C
Solution :
Variations are of two type, i.e., hereditary variations and environmental variations, Environmental variations are those variations, which are merely due to environment. These variations are temporaiy and have nothing to do with the next generations. Hereditary variations are those variations which transfer to next generation. Discontinuous variations are sudden changes in organism, which are also heritable.
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