Question

Match following evolution concepts in List-I with List-II and select the correct answer using the codes given below the lists:

	List I		List II
A.	Mutation	1	Changes in population’s allele frequencies due to chance alone
B.	Gene flow	2	differences in survival and reproduction among variant individuals
C.	Natural selection	3	immigration, emigration change allele frequencies
D.	Genetic drift	4	Source of new alleles

• A. A = 1, B = 2, C = 3, D = 4
• B. A = 4, B = 2, C = 3, D = 1
• C. A = 5, B = 1, C = 4, D = 2
• D. A = 4, B = 3, C = 2, D = 1

Answer 1

Answer: (D)

A = 4, B = 3, C = 2, D = 1