Vectors can transfer ____
a. DNA sequences into bacterial host cells for cloning
b. DNA sequences into viral host cells for cloning
c. cloned viral cells into a bacterial host for cloning
d. cloned mitochondria from donor cell to host cell
e. cloned chromosomes from the nucleus of a cell into its cytoplasm
a
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Creative destruction is motivated by a desire for higher profits
Indicate whether this statement is true or false.
Many of the burrowing animals of the mud flat must actively
a. keep digging to exchange gasses. b. circulate water through their burrows. c. live near natural breaks in the sediment for gas exchange. d. maintain an anaerobic environment.
What process or enzyme was used for Step 1 in Figure 15-1?
a. PCR
b. a bacteriophage
c. a reverse transcriptase
d. a DNA ligase
e. a restriction enzyme
The buildup of a toxin in an organism’s body is called biological magnification
____________________ Indicate whether the statement is true or false.