BIOLOGY
JAMB 2009 - Question 40
Biology 2009 JAMB Past Questions - Question 40: A phenotypic character with intermediate forms that can be graded from one extreme to the other is referred to as
Choose the most appropriate option for the gap .
A:
B:
C:
D:
Correct Answer
B
Explanation
Continuous variation occurs when members of a given population cannot be divided into two or more distinct groups without having some memberwho do not fit into the existing group i.e. Intermediateform. For instance when one considers the height, weight or skin colour etc of agroup of people. Discontinuous variation occurs wher members of a givenpopulation can be divided into two or more distinct group. and there are nointermediate forms that is memberswho do not belong to one of theexisting groups. E.g.-sex {eithermale or female). A mutants descendantsof an individual or organism with mutation. Genome is ths sumtotai of all the genes contained in a haploid set of chromosomes ineach cell.
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