Endotoxin is released when
A. cells are lysogenic for the beta phage.
B. cells are starved for iron.
C. Gram-negative pathogens lyse or divide.
D. All of the choices are correct.
Answer: C
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What part of the neuron is responsible for most of the "house-keeping" tasks of the cell, including protein synthesis?
A. myelin B. axon C. dendrite D. soma E. synapse
Which of the following is true of a
methylation?
a. the particular methylation is passed on in mitosis b. chemicals in cigarette smoke remove methyl groups c. methylation is never a random event d. histones are immune to methylation e. methylation is always harmful
All fungi ____
a. are saprobes b. digest food extracellularly c. are parasites d. digest food intracellularly e. can ingest food particles
How does oxygen being more electronegative than hydrogen influence the location of electron pairs?
What will be an ideal response?