In a neuron, ion channels permit movement of (but don't pump) ____________.
A) only sodium (Na+)
B) only chloride (Cl-)
C) sodium (Na+) and chloride (Cl-)
D) only potassium (K+)
E) sodium (Na+) and potassium (K+)
Answer: E) sodium (Na+) and potassium (K+)
Biology & Microbiology
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a. polar covalent bonds b. van der Waals forces c. ionic bonds d. hydrogen bonds e. nonpolar covalent bonds
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Broad, flat molars and reduced canines characterize the teeth of ____
a. cows b. cats c. wolves d. humans e. apes
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With the same situation as the previous question, what would the resulting F2 plants be?
What will be an ideal response?
Biology & Microbiology