Topic: Darwin and modern synthetic theory· Genetics and Evolution

Variations caused by mutation, as proposed by Hugo de Vries, are :

1. random and directional

2. random and directionless

3. small and directional

4. small and directionless

Doubtly Asked 30 Oct 2026 NEET UG 2019 Practice test neet Save WhatsApp Report

1 answer

Best answer

Answer: 2. random and directionless

Hugo de Vries proposed mutation theory. Mutations are large, sudden changes that are random and directionless. They are different from Darwin's small, directional variations. Option 2 is correct.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

Was this answer helpful?

Variations caused by mutation, as proposed by Hugo de Vries, are :

1 answer

Your answer