Liverworts, hornworts, and mosses are ____

a. seedless vascular plants
b. seed plants
c. nonvascular plants
d. charophytes
e. gymnosperms


ANSWER: c

Biology & Microbiology

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Gas exchange between the blood and interstitial fluid occurs via ____

a. diffusion b. active transport c. passive transport d. endocytosis e. pressure flow

Biology & Microbiology

Which one of the following causes the most severe illness in humans, with a mortality rate of 30 percent?

A) western equine encephalitis B) eastern equine encephalitis C) St. Louis encephalitis D) California encephalitis E) West Nile encephalitis

Biology & Microbiology

Growth factors are molecules that cannot be synthesized by the bacteria that use them and include amino acids, pyrimidines, and vitamins.

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

Biology & Microbiology

The standard reduction potential of a redox reaction is a measure of the tendency of the ________ to ________ electrons.

A. reductant; gain B. reductant; lose C. oxidant; lose D. oxidant; gain

Biology & Microbiology