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Biology > Moecular Biology Exam 4 > Flashcards

Moecular Biology Exam 4 Flashcards

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1
Q

DNA full name

A

deoxyribonucleic acid

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2
Q

RNA full name

A

ribonucleic acid

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3
Q

DNA and RNA are both

A

polymers of nucleotides

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4
Q

What sugars does DNA have

A

deoxyribose

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5
Q

What sugars does RNA have

A

ribose

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6
Q

Both DNA and RNA have the bases

A

C, G, A
cytosine, guanine, adenine

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7
Q

RNA has this base that DNA doesn’t have

A

U
Uracil

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8
Q

DNA has this base that RNA doesn’t have

A

T
Thymine

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9
Q

RNA is what stranded

A

single stranded

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10
Q

DNA is what stranded

A

Double

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11
Q

The function of DNA is to

A

contain genetic information

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12
Q

The function of RNA is to

A

transfer genetic information from nucleus to cytoplasm

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13
Q

Genes have to be one of the four bio molecules

A

proteins, lipids, carbohydrates, nucleic acids

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14
Q

How do viruses make more viruses

A

it infects bacteria and inserts it’s genes to re program bacteria

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15
Q

Virus made with either radioactive

A

protein or DNA

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16
Q

A binds with

A

T

17
Q

G binds with

A

C

18
Q

Each DNA strand is pattern to copy during

A

interphase

19
Q

Mutations:

A

mistakes in DNA sequence

20
Q

Alleles are

A

alternative gene sequences, tied alternative proteins

21
Q

X^R is a what protein

A

notmal

22
Q

X^r is a what protein

A

faulty

23
Q

Who published the structure of DNA 1953

A

Watson and Crick

24
Q

The transfer of genetic information from DNA to RNA

A

transcript

25
Q

Converting an RNA sequence into an amino acid sequence

A

translation

26
Q

Who used virus to identify genetic material

A

Hershey and Chase

27
Q

DNA to RNA is

A

transcription

28
Q

Codon example

A

AUG, AAG

29
Q

Start Codon is

A

AUG

30
Q

Stop codon is

A

UAA UAG, UGA

31
Q

The human thumb and panda thumb are

A

analogous

32
Q

What structures are homolgous to the human arm

A

bird wing, bat wing, whale fin

33
Q

Who proposed the hypothesis that evolution is drive by natural selection in 1858

A

Erwin Chargaff

34
Q

Most fit individuals means

A

they have more offspring that reproduce

35
Q

Who demonstrated that viruses inject DNA, not protein, into cells

A

Hershey and Chase

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