Exam (elaborations)
Challenge Biology 1 Questions expected in the Exam and their solutions. Revised and Verified
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Describe one way in which a polypeptide could be modified - AnsCut and combine polypeptide chains explain why cells need to carry out DNA Replication - Ans so that an exact copy of the DNA is passed onto daughter cells After a stem cell differentiates, only certain genes are expressed. Explai...
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