In recombinant DNA technology, enzymes used to precisely cut DNA are called
a. DNA ligases.
b. restriction enzymes.
c. DNA polymerases.
d. RNA polymerases.
e. vectors.
B
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List the similarities and differences between prokaryotic and eukaryotic cells. Identify three ways that
these differences impact cell function.What will be an ideal response?
Vocal cords are located in the larynx
____________________ Indicate whether the statement is true or false.
The discovery of fossils of whale intermediates suggest that whales evolved from:a
sharks. b. aquatic reptiles. c. marine invertebrates. d. a larger marine mammal. e. four-legged, land dwelling mammals.
The cell-cell interactions mediated by the selectins, integrins, and most members of the Ig superfamily are _______ interactions in which the cytoskeletons of adjacent cells are not linked to one another.
a. nonspecific b. physiologically unimportant c. stable d. transient