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4.Principles of Inheritance and Variation
normal
In order to determine whether variations of a character in a population were genetically controlled, the most appropriate procedure will be to
A
Count chromosomes and find out the variations in number in the population
B
Examine $DNA$ and see if the population shows any variation
C
Measure the variations and see if they are continuous or discontinuous
D
Cross individuals of both extremes and see if the offsprings and parents show the range of variations
Solution
(d)If the variations are genetic, they are expected to appear in a cross involving different genes.
Standard 12
Biology
