In a food web diagram, groups of species that derive food energy from a similar source are called ________ levels
Fill in the blank(s) with correct word
trophic
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All of the following statements about initiation and transmission of action potentials in neurons are correct EXCEPT:
A. The rate of transmission of an action potential is directly related to the diameter of the axon. B. Information about the intensity of a stimulus is conveyed by changes in the size of the action potential generated. C. The resting potential is maintained by differential ion permeabilities and the sodium-potassium pump. D. Once initiated, local depolarizations stimulate a moving wave of depolarization down the axon. E. A stimulus to the neuron can either depolarize or hyperpolarize the neuronal membrane.
All of the following are part of the endomembrane system, except the
A) Golgi body. B) endosomes. C) lysosomes. D) peroxisomes. E) Neither C nor D are part of the endomembrane system.
The indicator used to determine whether anaerobic conditions are achieved in an anaerobic jar is:
a. phenol red. b. bromothymol blue. c. methylene blue. d. methyl red.
____ plants do not develop aerial parts that are composed of lignin
a. Herbaceous b. Woody c. Deciduous d. Evergreen e. Shrub