The passive transport of water across a membrane from a solution of lower solute concentration to a solution of higher solute concentration is best described as

a) facilitated diffusion
b) osmosis
c) passive transport
d) active transport
e) general diffusion


Answer: b) osmosis

Biology & Microbiology

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All of the following are true about prosimians except  

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Biology & Microbiology

Which of the following best describes semiconservative replication?

a. The translation of a DNA molecule into a complementary strand of RNA. b. A DNA molecule consists of one parental strand and one new strand. c. The number of DNA molecules is doubled with every other replication. d. The replication of DNA never takes place with 100% accuracy. e. The replication of DNA takes place at a defined period in the cell cycle.

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Mature communities generally exhibit the greatest species diversity

Indicate whether the statement is true or false

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Classification of protozoans is based primarily on the type of motility observed in the trophozoite stage. Identification can also be made by

A) Examination of tissue specialization B) Examination of the cyst C) Determining a lack of nuclei D) Determining the level of multicellularity

Biology & Microbiology