A 25-year-old man presented with fever, malaise, and a rash on his chest, arms, and feet. Which of the following will be most useful for a rapid diagnosis?

A) bacterial culture
B) microscopic examination of blood
C) serological test for antibodies
D) serological test for antigen
E) viral culture


C

Biology & Microbiology

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Shawn's mother and Heather's mother are sisters. Shawn and Heather have ________ of their genes in common.

A) 1/2 B) 1/4 C) 1/8 D) 1/16

Biology & Microbiology

Four of the five choices listed below are periods of

the same cycle. Select the exception. a. G1 b. Mitosis c. Replication d. S e. G2

Biology & Microbiology

Parental care of the young is usually associated with species with a type ________ survivorship curve.

A. I B. II C. III D. I or II (depending on the sex ratio) E. I or III (depending on whether the reproductive strategy is iteroparous or semelparous)

Biology & Microbiology

A person with the genotype IAIB has type AB blood. This is an example of:

A) monohybridness. B) incomplete dominance. C) dihybridness. D) the effect of the environment on phenotype. E) codominance.

Biology & Microbiology