Which of the following suggests that all great apes evolved from a common tool-using ancestor and that different ecological conditions fostered tool use for some species?
a. the fact that intelligence required for effective tool use is quite sophisticated
b. the fact that all great apes have hands similar to human hands
c. the fact that great apes develop a design stance similar to human infants
d. the fact that not all great apes use tools in the wild but can in captivity
D
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Briefly discuss the significance of secure attachment to later development
What will be an ideal response?
Psychologists have used small isolation tanks in which a participant floats in shallow body- temperature water containing hundreds of pounds of Epsom salts to explore the possible benefits of
a. sensory restriction. b. hydroponic therapy. c. concentrative meditation. d. weightlessness.
_______________ is the discipline investigating the meaning of ethical systems and whether they are relative or universal.
Fill in the blank(s) with the appropriate word(s).
A chemical found in the synaptic vesicles which, when released, has an effect on the next cell is called a __________
a) glial cell. b) neurotransmitter. c) precursor cell. d) synapse.