How many chromosomes do people with Down’s Syndrome have?
a. 23
b. 24
c. 46
d. 47
d. 47
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Ethologists such as Diane Fossey (who studied mountain gorillas) use a technique to adapt animal subjects to the presence of an observer by gradually increasing the time they spend in the animals' environment. This technique is called
A. implosion. B. desensitization. C. counterconditioning. D. progressive relaxation.
__________ is the extent to which a measure assesses what it claims to measure
A) Operationalization B) Reliability C) Validity D) Control group
The patellar tendon or "knee jerk" reflex is an example of a _________ reflex.
A. withdrawal B. flexion C. monosynaptic D. polysynaptic
Rodlike structures called __________ store and transmit genetic information
A) phenotypes B) chromosomes C) genotypes D) genes