The notion that the heritable characteristics that provide a survival or reproductive advantage are more likely to be passed on to subsequent generations is known as

What proportion of Canadian children aged 4 to 11 were rated by their parents as too fearful or anxious?

a) 1/3 b) 2/3 c) 1/4 d) 1/10

A highly skilled typist can type 120 words per minute only because

A) the neural circuits responsible for activating each key press become active before the preceding key press has been completed. B) different neural circuits at the lower levels of the sensorimotor hierarchy can be simultaneously active without interfering with one another. C) the key presses have been chunked. D) all of the above E) he receives flowers from his boss at least once a month.