A microbe isolated from deep in the ocean could be characterized as a:
a) barophile
b) mesophile
c) psychrophile
d) Both A and C are correct
e) A, B, and C are correct
Answer: d) Both A and C are correct
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The early branching angiosperms have ______ diversity than later branching groups
A. more B. less C. the same
is the specialized field of study that examines fossils and other clues to past life or environmental conditions.
A. Astrology B. Genetics C. Geology D. Microevolution E. Paleontology
As the polypeptide is elongating during translation, what is the ribosome doing?
a. removing incorrectly added amino acids b. moving along the mRNA transcript bonding amino acids to each other c. travelling back and forth between the nucleus and the growing polypeptide with information on which amino acids to add d. removing the non-coding introns e. breaking hydrogen bonds between the tRNA and the mRNA
The evolution of land organisms was not possible until enough ________ had been made by the early forms of aquatic life
A) ammonia B) carbon dioxide C) organic food D) oxygen gas