The reduction of sulfate as a terminal electron acceptor during anaerobic respiration is called ________ sulfate reduction.

A. assimilatory
B. demodulatory
C. dissimilatory
D. amodulatory


Answer: C

Biology & Microbiology

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Because peptidoglycan lies outside the plasma membrane, all steps in the complex synthesis process of this molecule takes place outside the cell.

Answer the following statement true (T) or false (F)

Biology & Microbiology

The tube feet of a sea star

a. bear tiny toes. b. are located only at the tips of the arms. c. function in movement. d. protect the organism from predatory fish.

Biology & Microbiology

An idea that could be traced back to Plato is that

A. worldwide catastrophes caused extinction, followed by creation of new species. B. acquired characteristics could be passed from parents to offspring. C. artificial selection of animals by humans proves that evolution can occur. D. variation is due to imperfections in copies of some perfect ideal form. E. species could change with time.

Biology & Microbiology

Which of the following steps in normal cellular respiration ends with formation of water?

A) glycolysis B) citric acid cycle C) electron transport D) fermentation

Biology & Microbiology