What happens if twice as many inhibitory postsynaptic potentials (IPSPs) as excitatory postsynaptic potentials (EPSPs) arrive at a postsynaptic neuron in close proximity?
A) A stronger action potential results.
B) A weaker action potential results.
C) No action potential results.
C
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Introduced species become invasive when they
A. compete with native species without expanding their range. B. move from temperate to tropical settings. C. expand their range and outcompete native species. D. lead to a cost for humans. E. fill an empty ecological niche.
Lipid synthesis occurs in the Golgi complex
Indicate whether the statement is true or false.
In the formation of common table salt, sodium and chlorine interact because:a
sodium and chlorine share a pair of electrons. b. sodium and chlorine share two pairs of electrons. c. chlorine donates seven electrons to sodium. d. there is no electron exchange. e. sodium donates one electron to chlorine.
Which of the following pairs is correctly matched?
A) endomembrane system–cilia B) microfilaments–permanent C) microtubules–tubulin D) intermediate filaments–actin