Transcription/translation Flashcards

1
Q

What is the first step of transcription?

A

The enzyme RNA polymerase breaks hydrogen bonds between bases

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2
Q

What is the second step of transcription?

A

RNA nucleotides, that come from food, will bond to their complimentary bases on DNA strands

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3
Q

What is the third step of transcription?

A

RNA polymerase will bond sugars to phosphates

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4
Q

Involving with RNA, what two bases bond together?

A

G and C

A and U

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5
Q

What is replaced with what compared to DNA from RNA?

A

T is replaced with U

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6
Q

The assembling of amino acids to make a protein is what?

A

Translation

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7
Q

mRNA can also be known as

A

Templet

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8
Q

mRNA is made through ______________

A

Transcription

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9
Q

The 1st codon is ALWAYS …

A

AUG

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10
Q

AUG can be known as

A

The universal start codon

The universal initiator codon

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11
Q

What is the 1st step of translation?

A

mRNA is made through transcription

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12
Q

What is the 2nd step of translation?

A

mRNA will leave the nucleus and will attach to a ribosome

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13
Q

What is the 3rd step of translation?

A

In the cytoplasm, there are amino acids (food)

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14
Q

What happens in the 4th step of translation?

A

tRNA will be made through transcription the tRNA is going to leave the nucleus and it’s free codon is going to bond to its complimentary codon on an amino acid

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15
Q

What is the 5th step of translation?

A

The anticodon on the tRNA will bond to its complimentary codon on mRNA on the ribosome

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16
Q

What is the 6th step of translation?

A

tRNA will drop off the amino acid and will COULD pickup another amino acid but USUALLY dissolves

17
Q

What is the 7th step of translation?

A

Either the mRNA moves along the ribosome or vica versa

18
Q

What is the 8th step of translation?

A

An enzyme will bond amino acids into a protein

19
Q

DNA passing its code to RNA

A

Transcription

20
Q

What is the outside of DNA made up of?

A

Phosphates

21
Q

Why must replication take place?

A

Because we lose many cells

22
Q

U dealing with RNA stands for

23
Q

tRNA is a ______ strand

24
Q

mRNA is a ______ strand

25
What are active codons they give us traits?
Genes
26
How many triplet groups can be made up from the bases?
54
27
How many different amino acids are there?
20
28
What are the 3 codons that aren't associated called?
Nonsense codons
29
What is ALWAYS the first 3 codons?
AUG
30
AUG is known as the
Universal initiator codon
31
tRNA picks up and delivers what??? | Also, at the top of the tRNA what bonds with what?
Amino acids | Top of tRNA the codon bonds with amino acids
32
4 examples of proteins
Hair, skin, nails, muscles
33
Once tRNA picks up an amino acid.. How does it know where to go?
Because anti codons bond to their complimentary codons on mRNA ON THE RIBOSOME