Translation Flashcards

1
Q

Occurs when the sequence of mRNA and the codons determine the sequence of amino acids in a protein

A

Translation

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2
Q

Where DNA Transcription and Translation happens

A

Nucleus

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3
Q

Where the mRNA exits when it matures

A

Cytoplasm

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4
Q

Where protein synthesis and translation happnes

A

Ribosomes

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5
Q

Occurs when DNA acts as a template for mRNA synthesis

Making DNA out of mRNA

A

Transcription

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6
Q

Ribosomes compositions

A

40% rRNA
60% proteins

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7
Q

Sites in ribosomes where amino acids are attached

A

A and P sites

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8
Q

Ribosome binding sites

A

1 mRNA binding site
3 tRNA binding site

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9
Q

Where tRNA molecules leave the ribosome

A

E site

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10
Q

Holds the tRNA molecule carrying the growing polypeptide chain

A

P site

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11
Q

Holds the Aminoacyl-tRNA molcule carrying the next amino acid to be added to the growing peptide chain

A

A site

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12
Q

Single stranded molecule with attachment site at one end for an amino acid

A

Transfer RNA

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13
Q

Opposite ends of tRNA has 3 nucleotide bases called the

A

anticodon

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14
Q

Determines the amino acid that will be incorporated during protein synthesis

A

Anticodon

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15
Q

This enzyme attaches the amino acids in the tRNA

A

Aminoacyl-tRNA synthetase

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16
Q

4 possible nitrogenous bases of the mRNA

A

Adenine
Uracil
Cytosine
Guanine

17
Q

There are ____ possible codons in the genetic codes

A

64

18
Q

___ out of the 64 codons are Terminator Codons

A

3

19
Q

___ out of the 64 codons are Non-terminator codons

A

61

20
Q

4 factors required for the Initiation step

A

Small ribosomal subunit
The mRNA
The tRNA
Initiation factors

21
Q

The repetitive process of adding amino acids to a growing peptide chain

A

Elongation

22
Q

3 steps in the Elongation process

A
  1. Codon Recognition
  2. Peptide Bond Formation
  3. Translocation
23
Q

3 stop codons

A

UAA
UAG
UGA

24
Q

End product of protein synthesis

A

Primary Structure of a Protein

25
Q

Stop Codon Ochre

A

UAA

26
Q

Stop Codon Ambre

A

UAG

27
Q

Stop Codon Opal

A

UGA