The genus Bdellovibrio
A. are responsible for causing diarrhea in humans.
B. form long filaments called trichomes.
C. prey on gram negative bacteria by becoming an intracellular parasite.
D. use reduced sulfur compounds as a source of energy.
Answer: C
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Over the past 50 years, the atmospheric level of carbon dioxide has
a. decreased. b. increased slightly. c. more than doubled. d. stayed the same
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Indicate whether the statement is true or false.
In prokaryotes that carry out aerobic respiration, the ________ serves the same purpose as the inner mitochondrial membrane and the ________ serves the same purpose as the mitochondrial matrix
A) ribosomes; plasma membrane B) cytoplasm; plasma membrane C) cytoplasm; cell wall D) cytoplasm; nucleoid E) plasma membrane; cytoplasm
Chorionic villus sampling (CVS) is sometimes preferred to amniocentesis because results can be provided earlier in the pregnancy
Indicate whether the statement is true or false