During meiosis, at times chromosomes sometimes fail to divide properly, and as a result, the person may have 45 or 47 chromosomes. Which of the following best describes this phenomenon?
a. chromosomal disorders
b. genetic misprinting
c. mitosis error
d. gene displacement
Answer: A
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Research on women in the media has demonstrated that
a. men are much more likely than women to provide the voice-overs for advertisements. b. although women are often absent from television programs, they are seen just as often as men in television advertisements. c. women are rarely shown doing housework in advertisements. d. men are somewhat more likely than women to be shown in a "decorative" function in an advertisement.
Work with brain-injured patients reveals that ___________ memory does not depend on conscious memory.
A. declarative and non-declarative B. personal semantic and remote C. semantic and episodic D. implicit and procedural
Madeline plans to stand outside of a BMW dealership and ask the people she sees who they think will win the 2012 presidential election. Her study will most likely suffer from which of the following methodological problems?
A) selection bias B) history C) maturation D) the Hawthorne effect
Researchers hypothesize that __________ play may help children establish a dominance hierarchy
A) rough-and-tumble B) parallel C) associative D) cooperative