A white blood cell engulfing bacteria is an example of a cell performing ________.
A. phagocytosis
B. facilitated diffusion
C. pinocytosis
D. exocytosis
Ans: A. phagocytosis
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Manufacturing based on assembly line techniques and high wages, and reliant upon mass consumption, is known as
A) Fordism. B) Toyotaism. C) Reaganomics. D) Chryslerism. E) just-in-time manufacturing.
Bird song
a. has to be heard before a bird can sing it. b. is learned during early life. c. is specific for each bird species. d. has a genetic component. e. includes all of these.
In a neuron with Vm of ), there is a high concentration of K+ inside of the cell and a low concentration outside. Which statement below is true?
What will be an ideal response?
In the lysogenic bacteriophage life cycle, the ? chromosome
A) replicates and the phage genes take over the bacterium. B) inserts itself physically into the host cell's chromosome. C) expresses a repressor protein gene that inhibits the lytic pathway. D) is replaced by a piece of bacterial DNA when packaged inside phage progeny. E) Both B and C