In an experiment to distinguish genetic versus environmental effects on a trait, the test individuals
A)should be as genetically related as possible.
B)should have variable alleles at as many loci as possible.
C)must have the same parents.
D)must be grown in a natural environment.

Question

Quizplus · Accepted Answer

To distinguish genetic versus environmental effects on a trait, it's crucial to minimize genetic variability among the test individuals. This allows any observed differences in the trait to be more confidently attributed to environmental factors rather than genetic differences.

In an Experiment to Distinguish Genetic Versus Environmental Effects on a Trait