Streptococcus pyogenes
A. is alpha-hemolytic.
B. is gamma-hemolytic.
C. is beta-hemolytic.
D. may form endospores.
E. is alpha-hemolytic AND may form endospores.
C
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When viewing a cell culture under a microscope, most cells would be in which phase of cell cycle?
a. telophase b. interphase c. metaphase d. cytokinesis e. prophase
The Gap 1, DNA synthesis, and Gap 2 phases of the cell cycle are collectively called:
a. interphase. b. prophase. c. prephase. d. mitosis. e. anaphase.
What are some possible consequences of global warming?
What will be an ideal response?
When placed in an aqueous solution, amphipathic molecules will orient themselves with
A. hydrophilic hydrocarbon chains in the middle and hydrophobic head groups facing the water. B. hydrophobic hydrocarbon chains facing the water and hydrophilic head groups in the middle. C. hydrophobic hydrocarbon chains in the middle and hydrophilic head groups facing the water. D. hydrophilic hydrocarbon chains facing the water and hydrophobic head groups in the middle.