Genetic mutations involve
A) adverse neural development caused by drug ingestion in adulthood.
B) accidental changes in the chromosomes of sperms or eggs.
C) poor adaptation to the environment.
D) improved reproductive success.
E) only beneficial changes in the characteristics of an organism.
Answer: B
Rationale: Genetic mutations involve accidental changes in the chromosomes of sperms or eggs.
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Which of the following measures is typically not used to assess infant growth?
A) height B) weight C) head circumference D) bone density
"Down the garden path" experiments show that:
A) reading comprehension is nearly instantaneous with visual perception B) the derivation of meaning takes place during early stages of reading C) comprehension does not require a speech-based, short-term memory code D) comprehension may occur in brief periods of time E) all of the above