Streptococcus pneumoniae is
A. called the meningococcus.
B. in the viridans group.
C. a gram positive diplococcus with a capsule.
D. a pathogen with endotoxin.
E. All of the choices are correct.
Ans: C. a gram positive diplococcus with a capsule.
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a. animals only b. plants only c. fungi only d. animals and fungi e. plants and fungi
Which of the following molecules is incorrectly matched with its function?
a. T cell ? cell-mediated immunity b. neutrophil ? phagocytosis c. B cell ? antibody-mediated immunity d. basophil ? allergy e. T cell ? antibody-mediated immunity
Describe the biochemical properties of a biological catalyst
What will be an ideal response?
When guard cells are ________ a stomatal pore opens between them.
A. flaccid B. turgid C. overextended D. solute depleted E. ionically charged