Which of the following medications is/are specific treatments for infection with Mycobacterium tuberculosis?
A. methicillin
B. isoniazid
C. vancomycin
D. clindamycin
E. methicillin and clindamycin
Answer: B
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Which of the following is an example of a fibrous joint?
a. The shoulder joint b. The joints between bones in the skull c. The elbow joint d. The vertebral disks
The information encoded in DNA is used within a cell in a two-stage process. The two stages of this process are called
A) denaturation and renaturation. B) base-pairing and denaturation. C) replication and division. D) transcription and translation. E) replication and transcription.
Before cell division of somatic cells, each chromosome must be replicated. After replication, the resulting two parts of each chromosome are held together by cohesin at the centromere. These two parts are referred to as
A. genes. B. homologous chromosomes. C. daughter chromosomes. D. sister chromatids. E. kinetochores.
Alcohols
A. at 50% or higher concentrations dissolve cell membrane lipids. B. denature proteins when in a 50-95% solution. C. are skin degerming agents. D. are used to disinfect items by soaking. E. All of these choices are correct.