The movement of water through a membrane, from an area of high concentration to an area of low concentration, is known as

A) active transport.
B) facilitated transport.
C) passive transport.
D) osmosis.
E) photolysis.


D) osmosis.

Biology & Microbiology

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If a population is not in Hardy-Weinberg equilibrium, we can conclude that:

A. evolution has occurred. B. natural selection has occurred. C. one of the assumptions of the Hardy- Weinberg equilibrium has been violated. D. evolution has occurred because one of the assumptions of the Hardy-Weinberg equilibrium has been violated. E. all of the answer options are correct.

Biology & Microbiology

The tracheae of adult terrestrial insects have been a factor in the great abundance of insects because they serve the same function in terms of the delivery of respiratory gases to the cells as do

A. the gills of aquatic insects. B. the lungs of mammals. C. the book lungs of spiders. D. the closed circulatory system of cephalopods. E. the Malpighian tubules of spiders.

Biology & Microbiology

Nitrification and Agriculture

What will be an ideal response?

Biology & Microbiology

What type of mutation occurred in the following?

Normal allele GGAAUGAAACAGGAACCC Mutant allele GGAAUGAAAUCAGGAACCC insertion substitution deletion frameshift

Biology & Microbiology