Exam 3 Flashcards

1
Q

components of a lac o

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2
Q

how does mRNA leader regulate tryptophan production

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3
Q

eukaryotic gene expression

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4
Q

prokaryotic gene expression

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5
Q

levels of eukaryotic gene control

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6
Q

transcription factors

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7
Q

how do transcription factors initiate eukaryotic transcription

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8
Q

how do oncogenes trigger cancer

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9
Q

describe the defective cell control mechanisms in cancer

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10
Q

describe the actions of tumor suppressor genes and the p53 genes

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11
Q

define transcription factors and their role in initiating eukaryotic transcription

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12
Q

HIV is a retrovirus. In order to prevent incorporation of the viral DNA into the host genome, antiretroviral drugs could target ____

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13
Q

what are the features of genetic code

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14
Q

the central dogma of retroviruses:

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15
Q

within a eukaryotic genome, an enhancer may be located

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16
Q

what are the various steps in eukaryotic gene regulation

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17
Q

describe the lac operon components and its regulation in prokaryotes

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18
Q

genes that are always “turned on” in a cell are referred to as ____ genes

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19
Q

genes associated with embryonic development are known as ____

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20
Q

Regulation where expression only occurs when levels of a chemical are low

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21
Q

Pathway that is subject to end product repression

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22
Q

sigma factors can regulate the ___ transcription

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23
Q

effector molecules

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24
Q

a transcriptional regulator that decreases transcription of a gene from a vast distance in known as

25
Q

enhancer

26
Q

regulator

27
Q

upstream control element

28
Q

silencer

29
Q

describe cAMP/Crp regulation of the lac operon

30
Q

define eukaryotic gene control features

31
Q

what are the steps in cloning a human insulin gene

32
Q

what are the functions of restriction enzymes and DNA ligase

33
Q

how are cDNA and Genomic libraries prepared

34
Q

describe the events in genetic engineering of plant cells using Ti plasmids

35
Q

what is gel electrophoresis

36
Q

what is DNA fingerprinting

37
Q

what is a cloning vector

38
Q

how are transgenic animals created

41
Q

Cosmids

42
Q

what is bioinformatics

43
Q

what is PCR and its applications

44
Q

describe DNA cloning techniques for production of human proteins in a bacterium

45
Q

southern blot

46
Q

northern blot

47
Q

western blot

48
Q

describe how PCR and DNA sequencing is done

49
Q

describe some uses of restriction fragment length polymorphisms

50
Q

role of G1

51
Q

role of G2

52
Q

role of spindle assembly

53
Q

role of M checkpoints during interphase

54
Q

prophase

55
Q

prometaphase

56
Q

metaphase

57
Q

anaphase

58
Q

telophase

59
Q

how does cytokinesis differ between plant and animal cells