Which of the following is an example of a prokaryote?
A) fungi B) protozoa C) bacteria D) plants E) algae
C
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The capacity of air for water vapor is primarily a function of the ________ of both the air and water vapor
A) volume B) temperature C) pressure D) density
To make an ice cube, you fill a tray with liquid water which then freezes, making a coherent solid (a rock). Which rock type would the ice cube be?
a. Metamorphic b. Igneous – the water is akin to magma, and cooling magma creates an igneous rock c. Sedimentary
A more sustainable crop production technique called ______________ mimics nature by promoting biodiversity, providing multiple habitats for natural predators, and assuring that if one crop is lost there are others to replace it.
Fill in the blank(s) with the appropriate word(s).
During an action potential, a neuron's membrane potential
A. decreases as sodium ions flow into the neuron. B. increases until it reaches threshold, then decreases. C. may or may not reach threshold. D. increases until it reaches threshold, then spikes.