Kyra, a history major, likes to talk with her grandfather often. She calls him her human dictionary because he knows the meaning of almost every word she asks him about. She is also surprised at how well versed he is in domestic and international current affairs and how easily he can talk about historical events. In this scenario, Kyra's grandfather is best displaying _____.
A) fluid intelligence
B) crystallized intelligence
C) abstract intelligence
D) spatial intelligence
Question 2
Which of the following statements is true of neurotransmitters?
A) Neurotransmitters have identical chemical structures that can fit into any receptor site.
B) Loose neurotransmitters are held by synapses before being released into the synaptic fluid.
C) Once released by the synaptic vesicles, all the molecules of a neurotransmitter find their way into receptor sites.
D) Loose neurotransmitters are either broken down or reabsorbed by the axon terminal.
Many human diseases are caused by mutations in single genes
Fossil remains of anatomically modern humans from the Czech Republic and from China (center crania)
Systems of the Human Body
Pattern of retinal stimulation in the human eye
Some of the major nerves of the human nervous system
Human evolution