Carla has acne. What caused it, and what can she do to treat it?
What will be an ideal response?
During adolescence, increasing androgens in both males and females cause oil glands to enlarge and produce more sebum. Acne is the inflammation caused when dead cells and sebum clog the duct where oil glands open onto hair follicles. Carla can wash her face two to three times each day with hot, soapy water to help open the pores.
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Primary cultivation of most medically relevant organisms and colonial morphologic interpreta-tions are completed at:
a. 6 to 8 hours post inoculation. b. 16 to 18 hours post inoculation. c. 18 to 24 hours post inoculation. d. 16 to 24 hours post inoculation.
Examine the figure above, which shows indices of aquatic and terrestrial primary productivity. Based on concentrations of chlorophyll, primary productivity in the ocean
A. is uniform, since the ocean is a single continuous body of water. B. tends to increase with increase temperatures, from the poles to the equator. C. is greatest in the open ocean, due to less air pollution and cloud cover. D. is usually high in warm, tropical seas. E. tends to be high near polar regions, due to seasonal mixing that redistributes nutrients.
AIDS is a secondary immunodeficiency disease that affects several types of immune cells.
Answer the following statement true (T) or false (F)
In what way(s) is the science of biology influencing and changing our culture?
A) by helping us understand the relevance of evolution to human health B) by revealing how mutations in genes can lead to disease C) by providing new tools for forensic investigations D) all of the above