Gases such as oxygen and carbon dioxide can pass through a plasma membrane by simple diffusion, because they are uncharged, nonpolar molecules.
a. true
b. false
a. true
Biology & Microbiology
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Extracellular fluid includes
a. interstitial fluid only. b. blood only. c. lymph only. d. blood and lymph only. e. interstitial fluid, blood, and lymph.
Biology & Microbiology
When the relationship between two interacting species is detrimental to the populations of both species, the interaction is referred to as
A) parasitism. B) mutualism. C) competition. D) amensalism.
Biology & Microbiology
The most common method of bacterial reproduction is
A) prokaryotic fission. B) meiosis. C) mutation. D) budding.
Biology & Microbiology
Environmental changes can result in the inactivation of enzymes.
Indicate whether the statement is true or false.
Biology & Microbiology