What Were the Results of the DNA Profiling of the Remains

question 40

Multiple Choice

What were the results of the DNA profiling of the remains of the last czar of Russia (Czar Nicholas Romanov II) and his family?

• A) The daughter, Anastasia, was not among the family members.
• B) Both the son and one of the daughters were missing from the remains.
• C) None of the remains were those of the czar or his family.
• D) The czar himself was not among those whose remains were found.
• E) The czar and all of his family were accounted for in the remains.

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Definitions:

Conditioned Response

A learned response to a previously neutral stimulus that has become associated with an unconditioned stimulus.

Unconditioned Stimulus

A stimulus that naturally and automatically triggers a response without the need for prior learning.

Conditioned Stimulus

An initially neutral signal that, once associated with an unconditioned stimulus, triggers a learned response.

Conditioned Response

is a learned reaction to a conditioned stimulus that occurs because of previous conditioning, typically in the context of classical conditioning.