The notion of a "silent" gene for schizophrenia in twins means that ______.
A. gene can be expressed in the offspring of the nonschizophrenic identical twin
B. the offspring of the nonschizophrenic fraternal twin will develop schizophrenia
C. schizophrenia will "skip" generations in terms of its expression in all twin pairs
D. gene will only be expressed for part of the lifetime of each twin
Answer: A
You might also like to view...
Tina watches a film in which the main character aggressively yells at his mother when he doesn't get what he wants. Later that day, Tina yells at her own mother in a similar way after failing to get something she wants. The process at play here, according to social learning theorists, is ____
a. projection b. monitoring c. validation d. modeling
Frequency, duration, intensity, and latency are __________________ of behavior
a. states b. dimensions c. phases d. qualities
A five-year-old child applies her knowledge to create correct sentences, yet she is unaware consciously what the grammatical rules are. This illustrates
a. explicit cognition. b. implicit cognition. c. span of apprehension. d. a production deficiency.
A member of a gene pair that can control the appearance of a certain trait only if it is paired with another, similar type gene is a ________ gene
a) recombinant b) mutated c) dominant d) recessive