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HL Biology > Topic 3.1 > Flashcards

Topic 3.1 Flashcards

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1
Q

What is a gene

A

A gene is a heritable factor that consists of a length of DNA and influences a specific characteristic

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2
Q

What is a locus

A

A gene for a specific trait corresponds to a locus, or loci, locations on a chromsome.

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3
Q

What is an allele

A

one specific form of a gene, differing by one or a few bases

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4
Q

Describe difference in number of genes in organisms other than humans

A

Humans: 20,000 genes
E.Choli ; 4377 genes
Asian rice (Oriza sativa): 56,000 genes

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HL Biology (12 decks)

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