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Higher Human Biology > Unit 1.3 The Worst Unit Ever. > Flashcards

Unit 1.3 The Worst Unit Ever. Flashcards

1
Q

What is transcription?

A

The synthesis of mRNA from a section of DNA

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2
Q

What is translation?

A

The synthesis of a polypeptide chain using the sequence of bases on the mRNA

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3
Q

What is mRNA and what does it do?

A

mRNA is transcribed from the appropriate section of the DNA strand and carries a complimentary copy of the DNA code from the nucleus to be translated into proteins by ribosomes in the cytoplasm

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4
Q

What is rRNA and what is does it do?

A

Ribosomal RNA combines with proteins to form the ribosome

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5
Q

What is tRNA and what does it do?

A

Transfer RNA; each tRNA carries a specific amino acid to the ribosome to build a protein

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6
Q

What is the triplet of bases on tRNA called?

A

Anti-codon

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7
Q

What is mRNA splicing?

A

Removal of introns and joining of exons to form a mature transcript

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8
Q

What is a codon?

A

A triplet of bases on mRNA

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Higher Human Biology (18 decks)

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