Chemolithotrophs obtain their energy from ________.
A. inorganic molecules that directly transfer a phosphate group to ATP during substrate-level phosphorylation
B. inorganic molecules that are reduced, providing electrons to create a proton motive force that drives oxidative phosphorylation
C. inorganic molecules that are oxidized, providing electrons to create a proton motive force that drives oxidative phosphorylation
D. organic molecules that are oxidized via a glycolytic pathway and the TCA cycle
Answer: C
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Genetic material, DNA and RNA, are found in three distinct organelles in eukaryotic cells, what are these organelles and which type of relationship may have lead to their formation?
A. Chloroplast, mitochondria, nucleus, endosymbiotic. B. Chloroplast, lysosomes, nucleus, endosymbiotic. C. Nucleus, Golgi body, endoplasmic reticulum, symbiotic. D. Mitochondria, chloroplast, nucleus, parasitic. E. Lysosomes, mitochondria, chloroplast, parasitic.
The clearing made by bacteriophages in a "lawn" of bacteria on an agar plate is called a ________
A) plaque B) phage zone C) lysogenic zone D) host range E) prophage
The first observational evidence that genes may be inherited together rather than by simple Mendelian inheritance was provided by __________
A. Mendel B. Morgan and Bridges C. Bateson and Punnett D. Boveri and Sutton E. None of the answers are correct
Urinary tract infections
A. are relatively rare. B. are the most common nosocomial infections. C. include puerperal fever. D. are not considered STIs. E. are the most common nosocomial infections AND are not considered STIs.