what does DNA coping occurs
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DNA is made up of a double helix of two complementary strands. During replication, these strands are separated. ... Most prominently, DNA polymerase synthesizes the new strands by adding nucleotides that complement each (template) strand. DNA replication occurs during the S-stage of interphase.
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(i) In sexual reproduction inaccurate DNA copying occurs variation which may helpful to some variants to survive in the unfavourable conditions.
(ii) inbuilt tendency of variation may be the basis of evolution.
(iii) In asexual reproduction, very less accuracy present in DNA copying causes identical offspring.
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