Halobacterium salinarum lives in and requires a high salt concentration. This is an example of an archaeon described as a ______.
A. halophile
B. thermophile
C. barophile
D. psychrophile
Answer: A
Biology & Microbiology
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Gene rearrangement is responsible for the generation of the various antibody molecules
Indicate whether this statement is true or false.
Biology & Microbiology
Most pH buffers are
a. strong acids. b. weak acids or weak bases. c. weak acids. d. strong bases. e. strong acids or strong bases.
Biology & Microbiology
Which of the following lineages contains all of the rest of the lineages in the list?
a. Gnathostomata b. Vertebrata c. Amniota d. Tetrapoda e. Myxinoidea
Biology & Microbiology
Four of the following statements about Sinosauropteryx are true. Which statement is false?
a. It was likely flightless. b. It was found in China. c. It lived more recently than Archaeopteryx. d. It was a small dinosaur. e. It had short forelimbs.
Biology & Microbiology