Which does not describe eukaryotic flagella?
A) anchored by a basal body connected to a centriole
B) whip-like motion
C) 9+2 arrangement of microtubules
D) plasma membrane-enclosed
E) flagellin protein
Answer: E
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In what way do the membranes of a eukaryotic cell vary?
A) Phospholipids are found only in certain membranes. B) Certain proteins are unique to each membrane. C) Only certain membranes of the cell are selectively permeable. D) Only certain membranes are constructed from amphipathic molecules. E) Some membranes have hydrophobic surfaces exposed to the cytoplasm, while others have hydrophilic surfaces facing the cytoplasm.
Which of the following are NOT substrates for methanogens?
A) acetate and pyruvate B) carbon dioxide, carbon monoxide, and formate C) glucose and sucrose D) methanol, methylamine, and methylmercaptan
The axon hillock in the pre-synaptic neuron fires based on temporal and spatial summation of inputs.
a. true b. false
Because all cells engage in protein synthesis, there are few antimicrobial drugs that selectively inhibit this process.
Answer the following statement true (T) or false (F)