Which white blood cells are particularly attracted to sites of parasitic infections?

A. basophils
B. neutrophils
C. eosinophils
D. lymphocytes
E. monocytes


Answer: C

Biology & Microbiology

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A rootless, green plant is found growing on the branches and trunks of rainforest trees, but lacks any apparent adaptation for collecting rainwater. This plant is most likely _____

A) an epiphyte B) a nitrogen-fixing plant C) a carnivorous plant D) a symbiotic plant E) a parasite

Biology & Microbiology

Which of the following is mostly performed by bacteria living within the roots of plants in the legume family?

a. nitrification b. ammonification c. nitrogen cycling d. nitrogen fixation e. nitrogen assimilation

Biology & Microbiology

The planet Mercury is closer to the sun than the planet Venus. However, temperatures on Venus are hotter than temperatures on Mercury. Why would this be the case?

A) Mercury has a thicker atmosphere than Venus that blocks heat from the sun. B) Mercury spins more quickly than Venus, so its surface cannot heat up as quickly. C) Venus has a thicker atmosphere than Mercury that traps heat from the sun. D) Venus is cooled by high concentrations of water vapor in its atmosphere.

Biology & Microbiology

Which of the following best describes sponges?

A. They are symmetrical, lack tissues, and do not move. B. They are asymmetrical, lack tissues, and do not move. C. They are asymmetrical, have tissues, and do not move. D. They are symmetrical, have tissues, and do not move.

Biology & Microbiology