AP BIOLOGY

EVOLUTION

THE ORIGIN OF LIFE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
If evolution occurs on organisms because of the use or lack of use or organs that is a model ____
A
From the Synthetic Theory
B
From Artificial Selection
C
From Fixism
D
From Lamarckism
Explanation: 

Detailed explanation-1: -According to Lamarck, organisms altered their behavior in response to environmental change. Their changed behavior, in turn, modified their organs, and their offspring inherited those “improved” structures.

Detailed explanation-2: -work of Lamarck He enunciated the law of use and disuse, which states that when certain organs become specially developed as a result of some environmental need, then that state of development is hereditary and can be passed on to progeny.

Detailed explanation-3: -Lamarck proposed theories like the inheritance of acquired characters, use and disuse, increase in complexity, etc. whereas Darwin proposed theories like inheritance, different survival, species variation, and extinction.

Detailed explanation-4: -In it, he presented a theory of evolution that included two driving forces, a natural tendency towards increasing complexity and an adaptive force powered by use and disuse.

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