Multiple choice

Weisman cut off the tails of mice, generation after generation but tails neither disappeared nor shortened, showing that

  1. Darwin was correct

  2. Tail is an essential organ

  3. Mutation theory is wrong

  4. Acquired characters are not inherited
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

August Weismann's experiment with mice tails demonstrated that physical changes acquired during an organism's life are not passed on to offspring, thereby refuting Lamarck's theory of inheritance of acquired characters.

Keep practicing — related questions