What is an action potential?
A. The potential that your body has to complete a movement
B. The collection of dendrites that make up a neuron
C. The movement of hormones in your body
D. The electric signal used by neurons to transfer information
Answer: D
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Which of the following is NOT a principle used when constructing cladograms?
A. All species or higher taxa are placed on tips in a phylogenetic tree. B. All species or higher taxa are placed on nodes in a phylogenetic tree. C. Each cladogram branch point should have one or more shared derived characters that are common to all species above the branch point, unless the character is later modified. D. All shared derived characters appear together only once in a cladogram unless they arose independently during evolution more than once.
The ______ biome is located along the Mediterranean Sea and receives most of its rainfall in the winter.
a. savanna b. temperate grassland c. subtropical desert d. chaparral
Four of the five answers listed below are events occurring after fertilization. Select the exception
a. cleavage b. gametogenesis c. blastula d. gastrulation e. organogenesis
A glycoprotein destined for secretion from the cell would move through the Golgi complex in thissequence:a
cis face to medial region to trans face b. trans face to cis face to medial region c. trans face to medial region to cis face d. cis face to trans face to medial region e. medial face to trans face to cis face