Cara and Evan are participating in a half-sibling study. They share about what percentage of their genes?
A. 25%
B. 50%
C. 75%
D. 100%
Answer: A
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Frieda has been told she is going to die due to an inoperable brain tumor. Her children are young, and she cannot stand the thought of leaving them behind. All day long, she thinks over and over again, "I hate those doctors for not finding this sooner.". Frieda appears to be in the _____ stage of dying
a. denial b. bargaining c. anger d. depression
When your roommate slammed the door and started screaming, you felt your heart race and your muscles tense. These physical changes were due to:
a. GABA b. endorphins c. serotonin d. epinephrine
Low levels of leptin lead to
a. fasting behavior, increased sympathetic nervous system activity, and the activation of TSH and ACTH b. feeding behavior, increased parasympathetic nervous system activity, and the suppression of TSH and ACTH. c. fasting behavior, increased parasympathetic nervous system activity, and the suppression of TSH and ACTH. d. feeding behavior, increased sympathetic nervous system activity, and the activation of TSH and ACTH.
Elsie describes herself by saying, "I'm not afraid of the dark, no way!" Elsie probably
A) is between the ages of 3 and 4 years old. B) has an insecure attachment to one or both of her parents. C) has parents who reminisce with her about times when they resolved upsetting feelings. D) is lying about her fear of the dark.