Answer :
Lamarckism is also known as Lamarckian inheritance. It states that evolution takes place in small gradual steps and simple organisms can develop into more complex ones over many generations.
What is Lamarckism?
Lamarckism is based on the principle that physical change in the organism can pass on to the offspring.
It has the following main propositions:
- Organs used by people more frequently get developed in the future generations and the organs that are not in use will get lost.
- Simple organisms can develop into more complex organisms over many generations.
- Individuals acquire certain characteristics during their lifetime.
- Evolution takes place in small gradual steps.
Thus, the correct options are A and D.
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