About 200 thousand years ago, early hominins were gradually replaced in the African fossil record by
A) old-world monkeys.
B) accountants.
C) modern humans.
D) primates.
E) Australopithecus.
Answer: C
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Imagine that a friend has just read a magazine article that discusses flashbulb memories, and your friend argues that people retain a very clear memory of certain emotional events. What would you respond?
a. "Yes, the research strongly supports the concept of certain strong, almost permanent memories for highly important events." b. "Yes, the article is correct that some memories are very clear, but these fade after 2 to 3 years." c. "No, the article overstates the case; these memories can be inaccurate and can fade with time." d. "No, there is no evidence for flashbulb memories."
Jeff's genome contains a recessive gene for cystic fibrosis. Jeff is said to be a ______ of the gene for cystic fibrosis
carrier transporter vector harbinger
Researchers strive to create the least amount of risk possible. They weigh the risk incurred by participants against the _____
a. risk of not participating b. cost of doing a virtual study using computer programs c. benefits of the research d. demand characteristics
Behavioural therapy programs for hospitalized anorexic patients have been shown to
a) result in long-term maintenance of weight gain. b) help patients gain weight while in the hospital. c) lead to high drop-out rates. d) lead to increased marital discord, once the focus of the family shifts off the child with the eating disorder.