Taq polymerase is a DNA polymerase enzyme that demonstrates maximal activity at 72oC. The organism from which this enzyme was isolated would most likely be classified as a:
psychrotroph
psychrophile
mesophile
thermophile
hyperthermophile
thermophile
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Which of the following statements is TRUE?
a. The products of a reaction can have less energy than the reactants. b. The products of a reaction can have more energy than the reactants. c. Reversible reactions tend to approach equilibrium. d. Many reactions are reversible. e. All of these are true
Eukaryotic cell nuclei contain genes that are
a. primarily of eukaryotic origin. b. primarily of archaebacterial origin. c. partly archaebacterial and partly eubacterial in origin. d. derived from neither archaebacterial nor eubacterial cells.
Although successions in wetlands are highly varied, the end products (climaxes) are always wetland communities.
a. true b. false
After plant mitosis, the vesicles fuse into a flat __________.
Fill in the blank(s) with the appropriate word(s).