Q3 Genetic Engineering Flashcards
What method is directly changing the DNA of an organism?
Genetic engineering
What method involves mating of organisms with desirable traits?
Selective breeding
The swamp buffalo that produces more milk is a product of______.
Selective breeding
Which of the following can cut genes at specific DNA sequences?
Restriction enzyme
Which of the following is the first step in genetic engineering?
A DNA fragment that has the gene of interest is taken from a donor cell
Which of the following acts like a “glue” that puts together the DNA
fragment and the plasmid?
DNA ligase
Which of the following DOES NOT belong to the group?
A. Human insulin-producing bacteria
B. Goats with spider genes and silk in their milk
C. Macapuno traits in coconuts
D. Flavr-Savr (delayed-ripening tomatoes)
Macapuno traits in coconuts
Which of the following is NOT a step in recombinant DNA technology?
A. Cut out a fragment of DNA from a DNA strand.
B. Add a fragment of DNA from one organism into the DNA of another.
C. Use a restriction enzyme to cut DNA and form sticky ends.
D. Utilize a DNA ligase to read the new DNA sequence.
Utilize a DNA ligase to read the new DNA sequence.
What is recombinant DNA?
DNA that has DNA of another organism added to it
Plasmids were discovered in what bacteria?
Escherichia coli
What is the method of manipulating the DNA of an organism called?
Genetic engineering
What is produced from combining DNA of different organisms?
Recombinant DNA
To produce bacteria that can make insulin, which of the following
steps is taken first?
With a restriction enzyme cut out the gene of insulin from human DNA
Which of the following is NOT a step in producing recombinant DNA?
A. Select a gene of interest.
B. Use a vector to read the DNA sequence.
C. Glue the DNA fragment and plasmid with DNA ligase.
D. Cut out a fragment of DNA from a DNA strand with restriction enzyme.
Use a vector to read the DNA sequence
How are purebred horses maintained?
By inbreeding
What is the method of mating of individuals with desirable traits so
that those traits would appear in their offspring called?
Selective breeding
The circular molecules in bacteria are called_____.
Plasmids
What is an organism with recombinant genes called?
Transgenic
