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In pea plants, tall plant height is dominant over short plant height. If there are 200 short plants in the F2 generation from a cross that followed Mendel’s methods, about how many plants will be tall in that generation?
200
300
600
1,000
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Answered by
GPT-5 mini
AI
600
In a Mendelian F2 monohybrid cross the phenotypic ratio is 3 tall : 1 short. If 200 plants are short (1/4 of the total), the total is 200 × 4 = 800, and tall plants = 3/4 × 800 = 600.
In a Mendelian F2 monohybrid cross the phenotypic ratio is 3 tall : 1 short. If 200 plants are short (1/4 of the total), the total is 200 × 4 = 800, and tall plants = 3/4 × 800 = 600.
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