A benign tumor differs from a malignant tumor in that a benign tumor

A) is cancerous.
B) spreads from the original site.
C) does not metastasize.
D) never causes health problems.


Answer: C

Biology & Microbiology

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The E test is

A. used to measure esculine levels in pasteurized milk. B. a quantitative antibiotic sensitivity test that utilizes plastic strips impregnated with an antibiotic of interest. C. used to quantify levels of IgE antibody in serum samples. D. a rapid serological test used to detect the presence of eastern equine encephalitis virus in cerebrospinal fluid.

Biology & Microbiology

How are steroid hormone receptors and cell-surface receptors similar?

A. When bound to their ligand, both types enter the nucleus to activate transcription. B. Both types cause GDP to be exchanged for GTP in a G protein. C. Both types undergo a conformational change when they bind to their ligand. D. When activated the signals of both types are transduced across the plasma membrane.

Biology & Microbiology

Corn, rice, wheat, fleshy fruits such as apples and berries, and many spices are all produced by

A) gymnosperms. B) ferns. C) angiosperms. D) seedless plants.

Biology & Microbiology

Discuss the interrelationships between anabolic and catabolic pathways. Provide specific examples in your answer.

What will be an ideal response?

Biology & Microbiology