In order to determine whether variations of a character in a population were genetically controlled, the most appropriate procedure will be to
Count chromosomes and find out the variations in number in the population
Examine $DNA$ and see if the population shows any variation
Measure the variations and see if they are continuous or discontinuous
Cross individuals of both extremes and see if the offsprings and parents show the range of variations
Mating among close relations is referred
Sex chromosomes of a female bird are represented by
The hybrids are generally found to be superior to their parents, it is because of
Single gene can exhibit multiple phenotypic expression, this is called.....
When closely placed genes on the same chromosome are inherited together the phenomenon is known as