Which drug is associated with the FEWEST physical withdrawal symptoms?
A) alcohol
B) cocaine
C) marijuana
D) morphine
C) marijuana
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Heredity is defined as
a. the biological transmission of traits and characteristics that is passed from parent to child by means of genes. b. the spiral shaped structures found in cells. c. traits that are determined by pairs of genes. d. the process of cell division.
Imagine that a friend asks you what you have heard about St. John's wort because he is considering using it to alleviate his depression. Which of the following is probably the safest conclusion you can draw?
a. Many people who have reported improvements with St. John's wort, but the effects are typically mild and improvements may depend on the quality of the brand. b. St. John's wort is superior to prescription antidepressant medications. c. Your friend may as well take a placebo: Scientific evidence does not support the conclusion that St. John's wort reduces symptoms of depression. d. St. John's wort is superior to cognitive-behavioral therapies.
The biggest drawback to amniocentesis is that it can cause:
a. miscarriages in 1 of every 100 women who undergo the procedure. b. Cesarean deliveries. c. mental retardation. d. the unborn child to be sterile.
__________ include the internal and/or external sex organs that are present at birth
a) primary sex characteristics b) innate sex characteristics c) secondary sex characteristics d) hormonally determined sex characteristics