The sperm cell:
a. is significantly larger than the egg cell.
b. contains two Y chromosomes.
c. does not determine the gender of the developing child.
d. is one of the smallest types of cells in the body.
D
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What theoretical perspective argues that the increase in obesity in humans is a result of the fact that early humans lived in environments in which there was fierce competition for limited, unreliable food resources and that developed a tendency to consume food when it was present?
a. cognitive b. evolutionary c. body-set point d. settling-point
Dr. McGlynn is a psychologist who works for a large automobile maker designing in-dash
displays. Which type of psychologist does Dr. McGlynn best represent? a. Health psychologist b. Organizational psychologist c. Engineering psychologist d. Consumer psychologist e. Forensic psychologist
Which of the following would be most likely to evoke Jasper’s first laugh?
A) his mother quietly singing to him while rocking him B) his father saying “bababababa” as he strokes Jasper’s arms C) his brother playing a silent game of peekaboo D) his sister saying “Here I come!” and kissing his tummy
Gametes are
A) the result of the uniting of the sperm and the ovum at fertilization. B) formed through a cell division process called meiosis. C) created with twice the usual number of chromosomes. D) formed through a cell division process called mitosis.