A patient with joint pain was sent to the hospital for lab work. The results showed significant over activity of her

immune system. Based on these results, the most likely diagnosis is ____.
a. osteoarthritis
b. vitamin D deficiency
c. growth hormone deficiency
d. rheumatoid arthritis
e. osteoporosis


ANSWER: d

Biology & Microbiology

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In animal skeletal muscles, red muscle fibers

a. have an abundance of myoglobin. b. are mainly anaerobic. c. have few mitochondria. d. are good for short bursts of activity. e. more than one of these answers is true.

Biology & Microbiology

How are fungi differentiated from plants?

a. Fungi are heterotrophic. b. Fungi are photosynthetic. c. Fungi are all multicellular. d. Fungi do not bear roots underground. e. Fungi share characteristics with prokaryotes.

Biology & Microbiology

Hypothesis I: A flavin pigment absorbs blue light; this pigment then activates the proton pump.Hypothesis II: When CO2 concentration rises, a membrane receptor inactivates the proton pump.Stomata do not open when exposed to a narrow band of green light.

A. Supports both hypothesis I and II. B. Supports only hypothesis I. C. Supports only hypothesis II. D. Supports neither hypothesis.

Biology & Microbiology

Nitrification of ammonia occurs when ammonia is first converted to nitrite and then is converted to nitrate by the nitrogen-fixing bacteria.

Answer the following statement true (T) or false (F)

Biology & Microbiology