Q. 45.0( 1 Vote )

State whether true or false. Correct the statements that are false.

i) Variations give the organisms an individuality of their own.

ii) Charles Darwin postulated the use and disuse theory.

iii) To understand evolution, a branching diagram or a tree diagram is used to show the inferred evolution and the relationship among various biological species.

iv) Genetic engineering is the modification of the genetic information of living organisms by manipulation of DNA by adding, removing or repairing part of the DNA and changing the phenotype

Answer :

(i) The statement is True.

(ii) The statement is False.


Jean Baptist Lamarck give the theory of use and disuse of organ. Charles darwin give the darwinian theory. The main concept of darwinian theory is natural selection and branching descent.

(iii) The statement is True.

(iv) The statement is True.

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