alleryLamarck used the long neck of the giraffe to illustrate the inheritance of which kind of characters?
AInborn characters
BAcquired characters
CRecessive characters
DDominant characters
Answer & Solution
Correct answer: B. Acquired characters
1. Lamarck said the giraffe's neck lengthened from browsing on tall plants over generations.
2. Such characters gained during an organism's life are acquired characters.
3. He claimed these acquired characters are inherited by the next generation.
4. Inborn characters are present from birth, a different idea, so they are ruled out.
_Source: Balbharati (Maharashtra Board) Class 10 Science & Technology Part 2, Ch 1 "Heredity and Evolution", p.17_
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