8 and 9 Flashcards

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1
Q

some eons are removed or joined in various combinations

A

alternative splciing

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2
Q

Its anticodon base pairs with first AUG codon of mRNA

A

initiator tRNA

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3
Q

Helps finished mRNA bind to ribosome

A

5’ cap

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4
Q

Process by which info in a gene guide assembly of RNA or protein product

A

gene expression

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5
Q

allows mRNA to be exported from nucelus

A

poly A tail

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6
Q

In DNA, a sequence to which ran binds

A

promoter

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7
Q

other type

A

beta thalassemia

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8
Q

Stop Codons

A

UAA, UAG, UGA

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9
Q

The chart is called the

A

genetic code

codon chart

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10
Q

mRNA

A

specifies order of aa sequnece

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11
Q

all ran result from

A

transcription

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12
Q

trna

A

delivers aa to ribosome

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13
Q

3’ end is

A

hydroxyl – aa is attached here

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14
Q

splisosomes in

A

transcription

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15
Q

guanine cap goes to

A

5’ end

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16
Q

poly A tail goes to

A

3’ end

17
Q

poly A allows for

A

export from nucleus

18
Q

how many binding sites on ribosomes

A

3

19
Q

the anticodon trna has in complementary to

A

AUG

20
Q

The amino acid tRNA is carrying is

A

met

21
Q

in first steps

A

small subunit attaches to mRNA at start codon

22
Q

What was in

A

What was in A site goes to the p site, leaving the a site free

23
Q

which site does tRNA go to

A

p site

24
Q

Stop and start codons found in

A

mRNA

25
Q

in sickle,

A

substitute A for T

26
Q

3’ end

A

amino acid

27
Q

5’ end

A

anticodon

28
Q

change in DNA level, but not refelected in sequence

A

silent mutation

29
Q

sickle cell

A

1 nucleotide makes valine in I beta chain, won’t carry 02 well

30
Q

terminator shows up early

A

nonsense

31
Q

RIP

A

ribosome inactivating protein

32
Q

results in a codon that codes for a different amino acid.

A

missense mutation

33
Q

t for

A

trouble