Multiple choice

In a cross F1 and F2 represents

  1. first and second figurative generation

  2. first and second filial generation

  3. first and second fast generation

  4. first and second final generation

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

F1 and F2 stand for first and second filial generations. Filial means "offspring" - F1 is the first generation offspring from a parental cross, while F2 results from crossing F1 individuals. These terms track generations in breeding experiments and genetic studies.