The polymerase chain reaction was developed by:
a. Francis Crick.
b. Walter Gilbert.
c. E.M. Southern.
d. Kary Mullis.
e. Leland Hartwell
d
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Lichens are symbiotic associations of fungi and _____
A) mosses or algae B) cyanobacteria or algae C) green algae or liverworts D) mosses or cyanobacteria E) mosses or sponges
Key sequences exist within promoters, which vary somewhat among various promoters but are sufficiently constant that they can be represented by a sequence of bases most often found at each position. These representations are called ________ sequences.
A. convergence B. consensus C. idealized D. common
Chemosynthetic organisms use the energy from ____ to produce organic molecules
a. the sun b. chemical reactions c. the water d. other organisms. e. glucose
A protein that is destined to reach the plasma membrane is making its way through the Golgi. At that moment, a drug was added to cells, blocking trafficking at the trans face of the Golgi. As a result, what would happen to the protein?
A. The protein would continue on to the cell surface. B. The protein would exit the Golgi, but instead be targeted to the cytoplasm. C. The protein would be stuck in the Golgi. D. The protein would return to the endoplasmic reticulum via the trans face of the Golgi.