Evolution — Prelims Questions

Which of the following conditions is NOT required for a population to be in Hardy-Weinberg equilibrium?

The wings of a bird and the wings of an insect are examples of:

Industrial melanism, as observed in the peppered moth (*Biston betularia*), is a classic example of which type of natural selection?

If in a population, the frequency of the recessive allele (q) for a particular trait is 0.4, what is the frequency of heterozygous individuals (2pq) in the next generation, assuming Hardy-Weinberg equilibrium?

Which of the following is considered the ultimate source of genetic variation in a population?

The presence of gill slits in the embryos of all vertebrates, including humans, is best explained by which of the following evidences for evolution?