Waec Model Questions Vol1 2025 Biology Question 45
Practice objective / multiple choice question 45 from the 2025 Waec Model Questions Vol1 Biology examination.
In peas, round seed shape (R) is dominant to wrinkled (r) and yellow seed colour (Y) is dominant to green (y). Two true‑breeding plants with genotypes RRYY and rryy are crossed. The F₁ generation is self‑fertilised to produce an F₂ generation. What is the probability, expressed as a fraction in simplest form, that a randomly selected F₂ seed is round and green?
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This is Waec Model Questions Vol1 2025 Biology Question 45. It is one of the objective questions from the 2025 Waec Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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