Genetics, Biodiveristy And Classification Flashcards by Lucy Crowley

Q

How is DNA stored in Eukaryotic cells?

A

Linear DNA that exist as chromosomes, each made up of one long molecule, found in the nucleus
DNA is wound around proteins called histones
DNA and the histones are coiled up very tightly to make a compact chromosome
Mitochondria and chloroplast in eukaryotic cells also have their own DNA, which is circular and shorter.

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Q

How is DNA stored in Prokaryotes?

A

Also carried as chromosomes, but are circular and shorter
condenses to fit in by super coiling

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Q

What is a gene?

A

A sequence of DNA bases that codes for either a polypeptide or a functional RNA.

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Q

By m

A

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