Genetically Diverse Seeds Are Planted in Two Separate Pots

question 449

Multiple Choice

Genetically diverse seeds are planted in two separate pots. One pot has rich soil and one pot has poor soil. Within each pot, some of the plants are taller than others. When the average height of the plants in each pot is compared, the plants in the rich soil are, on the average, taller than the plants in the poor soil. What valid conclusion can be drawn about the difference between the seeds in the two pots?

• A) It is impossible to estimate what the overall genetic differences are between two groups of seeds.
• B) The difference in average height between the plants in the two pots is caused by genetic differences.
• C) Individual differences in height within each pot are due to environment.
• D) A statistically valid heritability estimate can be produced by averaging the heights of all the plants.

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