Question

7 how many generations are shown in figure 14 - 2? 1 2 3 4 5 6 7 8 9 10 11 12 a 4 b 2 c 6 d 8

Explanation:

Step1: Identify the top - most generation

The top - most pair (1 and 2) is the first generation.

Step2: Identify the second generation

Individuals 3, 4 are the second generation (offspring of 1 and 2).

Step3: Identify the third generation

Individuals 6, 7, 8 are the third generation (offspring of 4 and 5).

Step4: Identify the fourth generation

Individuals 10, 11, 12 are the fourth generation (offspring of 8 and 9).

Answer:

A. 4