Question

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Q.Explain De-vries mutation theory of evolution.(for 2marks)

Q.Explain the signficance of mutation in evolution.(for 3 marks)

Q.what is quarantine?

anyone please answer my questions correctly don't unnecessry answer ok✌​

Answer 1

And:- De-vries mutation theory is a process in which new varities of organism and species are formed.

Answer 2

mutation in evaluation=A mutation is a change in DNA, the hereditary material of life. An organism's DNA affects how it looks, how it behaves, and its physiology. So a change in an organism's DNA can cause changes in all aspects of its life. Mutations are essential to evolution; they are the raw material of genetic variation and

quarantine=a period of time when a person or animal that has or may have an infectious disease must be kept away from other people or animals

छूत की बीमारी वाले व्‍यक्ति या पशु को (दूसरे व्‍यक्तियों या पशुओं से) अलग रखने की अवधि; संगरोध (-अवधि)

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