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Biology A Level > RNA > Flashcards

RNA Flashcards

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1
Q

Describe rRNA

A
  • ribosomal RNA

* forms complexes with proteins and enzymes to become ribosomes

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2
Q

Describe RNA

A
  • ribose sugar
  • single chain
  • able to leave the nucleus
  • contains uracil
  • made in the nucleus
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3
Q

Describe tRNA

A
  • hydrogen bonds

* 61 different types and anti codons (some are stop and start) -> degenerate code

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4
Q

Define proteome

A

The full range of proteins produced by the genome

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5
Q

What is methinine

A

The start amino acid

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6
Q

Name the process that removes base sequences from pre-mRNA to form mRNA

A

Splicing

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7
Q

Explain the difference between pre-mRNA or mRNA

A

pre-mRNA -> contains introns

mRNA -> only contains exons

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8
Q

How does the structure of RNA differ from DNA?

A
  • one polynucleotide chain that forms an α-helix
  • ribose sugar
  • uracil
  • smaller, shorter
  • able to leave the nucleus
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Biology A Level (45 decks)

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