A common food intoxication is caused by enterotoxin-producing strains of ________.
A. Staphylococcus epidermidis
B. Staphylococcus saprophyticus
C. Streptococcus agalactiae
D. Staphylococcus aureus
E. Streptococcus pyogenes
Answer: D
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In terms of changes in membrane potential, compare and contrast action potentials and graded
potentials.
What will be an ideal response?Which line, A, B, C, or D, points to tracheids and vessels in xylem?
1.A
2.B
3.C
4.D
Which term best describes an organism that has a minimum growth temperature of -4oC, an optimum temperature of 10oC and a maximum temperature of 24oC?
a. psycrotroph b. mesophile c. psychrophile d. thermophile e. extremophile
During parturition, mechanical pressure caused by the movement of the fetus through the uterus causes the release of
____ from the ____.
a. HCG; hypothalamus b. oxytocin; posterior pituitary c. oxytocin; hypothalamus d. HCG; posterior pituitary e. oxytocin; adrenal cortex