Early medical records of SIDS babies reveal
A) a family history of chromosomal abnormalities.
B) higher rates of prematurity and low birth weight, poor Apgar scores, and limp muscle tone.
C) they were born after their due date and had higher-than-average birth weights.
D) they often cried or whimpered in their sleep.
B
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The firing of a neuron is most similar to:
a. the increase in sunlight as the sun rises. b. light coming on as a light switch is flipped. c. a plane taking off or landing. d. a bowl overflowing as more water slowly drips into it.
Which is not a limitation of the experimental method?
(a) it cannot be used for some important questions (b) in the world, things are all correlated rather than having "other" things held constant (c) causal inferences cannot be made from experimental data (d) there is, in most experiments, just a single situation