According to Lamarck, how did giraffes acquire long necks?

According to Lamarck, how did giraffes acquire long necks?
  1. Inheritance of acquired characteristics
  2. Natural selection
  3. Adaptation to the environment
  4. Elongation through use and disuse

Solution

Lamarck believed that giraffes acquired long necks through inheritance of acquired characteristics, which is the idea that an organism can pass on traits it has acquired during its lifetime to its offspring.

Asked in: NCERT

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