Course

Introductory Biology

Study Pack

Set 14 Biotechnology And Genomics

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Question 1

(True False)

Free
PCR is a relatively new advance in DNA technology that targets specific sequences in the DNA for removal or replacement.

Answer

Question 2

(Multiple Choice)

Free
All of the following are true regarding transgenic animals EXCEPT

A)foreign genes are micro-injected into eggs,fertilized in vitro,and the zygotes are placed in host females to develop.
B)the process has created mice that have a phenotype similar to that of a person with cystic fibrosis.
C)the process has been used to develop organisms that are partially animal and partially plant.
D)the product desired by the transgenic procedure may be secreted in the milk of female offspring.

Answer

Question 3

(Multiple Choice)

Free
The function of DNA ligase in recombinant technology is to

A)cut DNA into many fragments.
B)carry DNA into a new cell.
C)seal DNA into an opening created by restriction enzymes.
D)make millions of copies of a specific segment of DNA.
E)separate fragments of DNA by their length and electrical charges.

Answer