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- 1. Multiple Choice
This is the practice of cutting DNA and separating it by the size of the pieces
Cloning
Gel Electrophoresis
Genetic Engineering
DNA Fingerprinting
- 2. Multiple Choice
Which kitten is most likely the offspring of this cat?
1
2
3
4
- 3. Multiple Choice
During gel electrophoresis, the _______ pieces of DNA move farthest down the gel
lightest
heaviest
most mutated
deadliest
- 4. Multiple Choice
What does transgenic mean?
An organism that can change its genes at will
A stem cell that can differentiate into anything
An organism that has had another species' DNA put in it
A bacteria that reproduces asexually
- 5. Multiple ChoiceWhat is the purpose of PCR?To produce millions of copies of DNA.To produce millions of copies of a specific region of DNATo add nucleotides to a DNA sequenceTo watch polymerase work.
- 6. Multiple ChoiceWhat is the function of a primer?To identify the particular region of DNA to be copied by PCR.To copy DNA.To create DNA nucleotides.To maintain the temperature of the PCR reaction.
- 7. Multiple Choice
What does the cas9 protein do?
Prevents viruses from entering bacteria
Cut RNA
Cut DNA
Binds to RNA
- 8. Multiple ChoiceCRISPR can change DNA in humans and animals. What did scientists look at to help them create CRISPR?Sheep cloningPalindromic repeatsCommon ColdBacteria fighting off viruses
- 9. Multiple ChoiceSome restriction enzymes produce "sticky ends". Sticky ends are . . .single-stranded DNA "overhangs" that can bind to complementary DNAsmooth cuts that are sticky due to the "goo" left behind by the enzymeThe two wires (black and red) on a gel boxThe surface of the LB agar plates so that bacteria can grow
- 10. Multiple ChoiceWhat enzyme forms covalent bonds between restriction fragments?DNA primaseDNA helicaseDNA ligaseDNA polymerase
- 11. Multiple ChoiceRestriction Enzymes . . .cut DNA at precise locationshelp bacteria to pick up DNAmove DNA through a gelcopy DNA
- 12. Multiple ChoiceYou decide to use PCR to determine if you have Cystic Fibrosis, a genetic disorder. You then decide to also check if you are at risk for developing Alzheimers, another genetic disorder.
What PCR "ingredient" would be different in these two tests?Template DNANucleotidesTaq DNA polymerasePrimers - 13. Multiple Choice
Which of the following best describes a plasmid?
A section of DNA
Circular DNA found in bacteria
DNA that has genes from different organisms
A bundle of DNA
- 14. Multiple Choice
Which of the following best describes a gene?
A section of DNA
Circular DNA found in bacteria
DNA that has genes from different organisms
A bundle of DNA
- 15. Multiple Choice
Which of the following best describes transgenic organism?
Changing bacterial DNA by adding genes to it
Any organism that has DNA from a different species
Any organism that has DNA from the same species
A tool used by scientists to separate chunks of DNA
- 16. Multiple Choice
Which of the following best describes bacterial transformation?
Changing bacterial DNA by adding genes to it
Any organism that has DNA from a different species
Any organism that has DNA from the same species
A tool used by scientists to separate chunks of DNA
- 17. Multiple Choice
Which of the following best describes a recombinant DNA?
A section of DNA
Circular DNA found in bacteria
DNA that has genes from different organisms
A bundle of DNA
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