The IMViC series of biochemical tests are used to identify the Enterobacteriaceae.
a. true
b. false
a. true
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In reabsorption, ____
a. plasma proteins are returned to the blood b. excess hydrogen ions are removed from the blood c. excess water is passed on to the urine d. nutrients and salts are selectively returned to the blood e. drugs and foreign substances are passed into the urine
Which one of the following is typical of meiosis? All the cells produced
A. are identical. B. contain more genes than the parent cells. C. are haploid. D. have undergone nondisjunction.
Suppose that your mother and father both have cystic fibrosis, which is caused by a recessive allele. What are the odds of you having only one allele for the disorder?
a. 1 b. 1 in 2 c. 1 in 4 d. 0
During a stay in the hospital, an accident victim develops symptoms of bacteremia. A blood sample shows the presence of Gram-positive cocci in pairs. Lab tests determine that the bacteria are nonhemolytic and bile salt tolerant. The bacteremia is likely due to
A) Enterococcus. B) Mycoplasma. C) Staphylococcus. D) Streptococcus. E) Listeria.