Which of the following does a theory NOT do?
a. Replicate other theories
b. Make new predictions
c. Describe known facts
d. Propose relations among variables
e. Explain known facts
Ans: a. Replicate other theories
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“Hey! It's too crowded in here! Stop shoving! Boy, I can't wait 'til I'm free! I'm going to flow across that synapse and find the perfect neural receptor for me and you guys won't fit.” “Oh yeah! You'd better hope you connect soon or else you'll be sucked back into this crowded room again!” This conversation is taking place among ____.?
a. ?postsynaptic potentials b. ?dendrites connected to a neuron c. ?sodium ions in an axon d. ?neurotransmitter molecules in a vesicle
After consuming a few alcoholic beverages, Sejal finds it hard to tie her shoes. This is most likely because the alcohol has affected her ____.?
a. ?corpus callosum b. ?hypothalamus c. ?cerebellum d. ?hippocampus
One of the disadvantages of the correlational method is that
a. correlations may be weak. b. correlations may be negative or zero. c. it can only be used in laboratory settings. d. the relationships observed between variables may be caused by some unknown third factor.
Rigor mortis, or the muscle stiffness present after death, results primarily from a. a drop in acetylcholine levels
b. a lack of energy needed to separate actin and myosin molecules. c. an increase in intracellular calcium concentrations. d. the breakdown of troponin molecules.