Which step in the scientific method is CORRECTLY paired with its corresponding activity?
a) developing a question- The researcher establishes operational defintion
b) collecting data- The researcher reviews the scientific literature on a topic
c) analyzing data- The researcher determines whether the results support the hypothesis
d) developing a hypothesis- The researcher preforms a study
Ans: c) analyzing data- The researcher determines whether the results support the hypothesis
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A frog muscle is stimulated with an electric current but the muscle doesn't twitch. This probably happens because______
a. the graded potential is too great b. the synapses are underactive c. the threshold of excitation was not reached d. ionic balance has been restored
In which of these conditions does someone show the least responsiveness and brain activity?
a. Brain death b. Minimally conscious state c. Vegetative state d. Coma