Which cells aid in the operation of the nervous system but are unable to conduct nerve impulses?
A. goblet cells
B. neuroglia
C. intercalated disks
D. neurons
Answer: B
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Bacteriophages' genomes are typically composed of
A) single-stranded RNA. B) single-stranded DNA. C) double-stranded RNA. D) double-stranded DNA.
Answer the following statements true (T) or false (F)
1. The current model that best describes biomembranes is the Rigid Mosaic Model. 2. Diffusion is the movement of a molecule from an area of high to low concentration. 3. Osmosis describes the movement of water from an area of high to low solute concentration. 4. Movement of molecules down their concentration gradient can drive the movement of a different molecule against its concentration gradient.
The virulence of the tubercle bacillus is due to its
A. toxin. B. lysogenic conversion. C. resistance to antibiotics. D. survival within macrophages. E. lysogenic conversion AND resistance to antibiotics.
Describe the lytic and lysogenic bacteriophage replication cycles
What will be an ideal response?