What is the first point in the digestive system where enzymes begin to break down food?
a. mouth
b. esophagus
c. stomach
d. small intestine
a
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Achievement motivation is characterized as _________.
A. a fixed mindset B. a growth mindset C. competence motivation D. extrinsic motivation
Following a certain kind of experience in Aplysia, a facilitating interneuron causes changes that block the potassium channels at the end of the axon of the sensory neuron, leading to ____
a. sensitization b. accommodation c. habituation d. neuronal
According to the discussion of early language production,
a. true babbling involves only vowels. b. babbling is a form of intentional communication. c. when infants are 1 month old, their babbling already sounds like the language spoken in their home. d. intentional communication begins at about 9 months of age.
How did Anaximenes conceptualize the elements?
a. He proposed that air is the primordial substance and the other elements can be created by transforming air. b. He agreed with Thales that air, fire, and earth can be created from water. c. He believed that there are five, not four elements: earth, air, fire, water, and time. d. He believed that the elements are eternal and that it is useless to hypothesize about their creation.