Uniqueness of DNA (OCR A-Level Biology A): Flashcards
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Practise the cards
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Genome
Genome
Complete set of all genes of individual/population/species
Autosomes
Autosomes
Non-sex chromosomes (22 in humans)
Exons
Exons
Coding sequences transcribed to mRNA and translated to protein
Introns
Introns
Non-coding sequences removed during mRNA processing
Structural genes function
Structural genes function
Code for polypeptides by specifying amino acid sequence
Regulatory genes function
Regulatory genes function
Control gene expression
Promoters function
Promoters function
Binding sites for RNA polymerase at start of transcription
Transcription factors
Transcription factors
Proteins that bind to DNA and influence gene transcription
Kilobase pair (kbp)
Kilobase pair (kbp)
10^3 base pairs
Megabase pair (Mbp)
Megabase pair (Mbp)
10^6 base pairs