Sperm and ovum
a. are created through the process of meiosis.
b. contain twice the number of chromosomes found in other body cells.
c. each contain 23 pairs of chromosomes.
d. contain genetically identical instructions for the coding of protein and enzyme sequences.
e. form to produce 46 pairs of chromosomes.
a. are created through the process of meiosis.
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A cognitive flaw used to explain away bad decisions and maintain our confidence is ______
a. hindsight bias c. counterfactual thinking b. the confirmation bias d. the representative heuristic
Which of the following statements about adolescent depression is true?
A) Serious depression affects 15 to 20 percent of U.S. teens. B) Boys are more likely than girls to report a depressed mood—a difference sustained throughout the lifespan. C) The stereotypical view of adolescence as a period of storm and stress leads many adults to minimize the seriousness of adolescent depression. D) Heredity plays little to no role in adolescent depression.