Plague exhibits a
A. bubonic form in which swollen lesions termed buboes develop.
B. pneumonic form that manifests as a respiratory disease.
C. septic form historically called the Black Death.
D. All of the choices are correct.
Answer: D
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Genes from different sources that are related in sequence due to shared evolutionary ancestry are called ________ genes, and groups of such genes are known as ________
A) homologous / gene families B) paralogous / functional genes C) orthologous / gene families D) homologous / functional genes
Ionized ammonia applied to soil is effectively retained because clays in the soil have a charge that is ________.
A. uncharged B. negative C. positive D. None of these are correct.
The urinary system develops primarily from
a. ectoderm. b. mesoderm. c. endoderm. d. the placenta. e. the gray crescent.
What does it mean if the reported confidence interval for a population mean is 95%?
A) There is a 5% chance that the results are statistically significant. B) There is a 95% chance that the results are statistically significant. C) There is a 5% probability that the true mean is in the reported range. D) There is a 95% probability that the true mean is in the reported range.