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प्रश्न
What is inheritance of acquired characters?
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उत्तर
The ability of living organisms to transfer the characters which they have acquired, to the next generation is called inheritance of acquired characters.
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संबंधित प्रश्न
Survival of fittest : Darwin : : Acquired characters : ..............................
a) Explain in brief - Lamarck’s principle of ‘use or disuse of organs’.
b) Give two examples.
c) What are ‘acquired characters’?
Briefly discuss Lamarckian Theory of Inheritance citing an appropriate example.
Given alongside are two figures (A and B) showing a phenomenon that was first observed in Manchester before and after the year 1850.
Answer the following:
Give the common name and the scientific name of the insect involved in this phenomenon.
Theory of evolution : Darwin : : ____________ : Lamarck
Explain Lamarck’s Principle.
Observe the picture and answer the following questions.
- The given picture indicates which principle?
- Explain that principle in your language.
- What is the meaning of acquired characteristics?
The ‘use and disuse theory’ was proposed by ______.
The characters developed by the animals during their life time, in response to the environmental changes are called ______.
The use and disuse theory of organs’ was postulated by Charles Darwin.
The degenerated wing of a kiwi is an acquired character. Why is it an acquired character?
Observe the following figure and explain the concept.
Observe the figure given below and answer the questions that follow:
- What is the figure depicting?
- What was the reason that the giraffe stretched their neck and forelimbs?
- What is the name of the theory that is being depicted in the figure?
- Who explained the theory?
- What is the conclusion of this theory?
