Benchmark #5 Flashcards

(44 cards)

0
Q

What type(s) of point mutations will not cause a frame shift

A

Substitution

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1
Q

What is the product of transcription

A

RNA molecules

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2
Q

Which type of RNA transports amino acids to the ribosome

A

TRNA

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3
Q

Where would an anti-codon be located

A

TRNA

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4
Q

What is/are used to cut DNA in specific locations?

A

Restriction enzymes

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5
Q

What did Watson and Crick discover?

A

The structure if DNA to be a double helix

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6
Q

What does helicase do?

A

Unzips the DNA molecule

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7
Q

Differences b/w DNA and RNA?

A
  • ribose instead of deoxyribose
  • singe not double stranded
  • uses uracil in place of thymine
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8
Q

What does mRNA do?

A

Brings instructions from DNA to the cytoplasm

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9
Q

What does rRNA do?

A

Site where protein assembly happens (ribosomes are made of this)

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10
Q

What does tRNA do?

A

Brings amino acids to rRNA for assembly

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11
Q

What does transcription do?

A

Makes a mRNA copy of DNA

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12
Q

Transcription: what unzips the DNA molecule?

A

RNA polymerase (enzyme)

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13
Q

What are promoters?

A

Sequence of bases that tells RNA polymerase where to start transcription

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14
Q

What is the purpose of DNA replication?

A

Copy DNA

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15
Q

When in the cell cycle does this take place?

A

“S” phase

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16
Q

Made of monomers called nucleotides? DNA or RNA?

A

DNA

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17
Q

How many strands make up DNA?

18
Q

How many strands make up RNA?

19
Q

Passes on genetic info to offspring. (Heredity) DNA or RNA?

20
Q

Responsible for making proteins? DNA or RNA?

21
Q

Contained segments called genes? DNA or RNA?

22
Q

Goes through replication… DNA or RNA?

23
Q

Involved in transcription… DNA or RNA?

24
Involved in translation... DNA or RNA
RNA
25
What is the goal of transcription?
Make RNA
26
Goal of translation?
Make protein
27
Define restriction enzyme
Enzyme that cuts DNA at a specific location
28
Goal of imbreeding?
Maintains desired traits | Ex.dogs
29
Goal of gene therapy?
Kills diseases
30
Use "recombinant DNA" and "transgenic organism" in a scentence!
Recombinant DNA is a mixture of the DNA of two different species and circles a transgenic organism.
31
Cell growth occurs in?
Interphase
32
Nuclear division occurs in?
Mitosis
33
Chromosomes are distributed equally to daughter cells in?
Mitosis... Anaphase and telephone
34
Chromosomes are duplicated in?
Interphase... "S" phase
35
DNA synthesis occurs in?
Interphase... "S" phase
36
Cytoplasm divides immediately after this period...
Mitosis
37
Mitochondria and other organelles are made in?
Interphase
38
What is the end product of mitosis?
Two diploid cells genetically identical
39
The function of rRNA is to...
Form ribosomes
40
RNA is produced during...
Transcription
41
What are the two purines
Adenine | Guanine
42
What are the two pyrimidines
Thymine | Cytosine
43
The "backbone" of the DNA molecule is made up of two components? What are these?
Sugar | Phosophate