If our ancestor's mental abilities increased in parallel with the increase in brain size, why has the size of our brains not continued increasing?
A. The human skull is currently as large as the exoskeleton will support.
B. Factors other than the brain also determine human capabilities.
C. Although humans continue to evolve, language, memory, and attention are fully developed.
D. This evolutionary mechanism is still at work; it just evolves slower than previously thought
B. Factors other than the brain also determine human capabilities.
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How does the blastocyst attempt to feed itself?
a. It sinks into the lining of the uterus where the uterus engulfs and feeds it. b. It feeds directly through a fully developed umbilical cord. c. It feeds via tendrils from its outer layer burrow into the walls of the uterus. d. As it does not change, it has no need to feed.
Human sexuality is expressed by cultures through rules about sexual contact, attitudes about moral and immoral sexuality, habits of sexual behavior, patterns of relations between the sexes, and more
Indicate whether the statement is true or false
According to Reid, the mind reasons and the stomach digests food because:?
a. ?both are related to survival b. ?they are innately designed to do so c. ?of the forces of natural selection d. ?both the stomach and the mind are machines
"Turn that frown upside down, mister!" Maybe you heard this line from a grandparent at some point in your life. Okay, if you are a girl, maybe it was "missy," but you get the point! According to the __________ hypothesis,
smiling can, in fact, cause you to become happier! a. myographic stimulation b. facial feedback c. positive muscular d. masking