Many species of birds form large flocks. What dispersion pattern describes this behavior?

A. random
B. clumped
C. social
D. uniform
E. rapid


Answer: B

Biology & Microbiology

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Two species of Gelsemium spp., a flowering vine plant, share the same habitat and have similar insect pollinators. However, pollination occurs for Gelsemium semperviren from mid-January to late March, and for Gelsemium rankinii from late March to mid-April. This represents

A. gametic isolation. B. a process analogous to behavioral isolation in animals. C. temporal isolation. D. ecological isolation. E. mechanical isolation.

Biology & Microbiology

What can be detected by using SIM medium? (Check all that apply.)

a. motility
b. tryptophan degradation
c. mannitol fermentation
d. inositol fermentation
e. H2S production

Biology & Microbiology

If a small vessel is torn, which component of

the blood will temporarily fill the breach?

a. plasma proteins b. leukocytes c. platelets d. erythrocytes e. all of these

Biology & Microbiology

External infections can be treated by (intramuscular/surface/topical) administration, in which a drug is applied directly to the site of infection.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology