Which test can be done earlier: amniocentesis or chorionic villus sampling (CVS)? Explain each
What will be an ideal response?
Answer: CVS can be done earlier, at about 5–10 weeks gestation versus 15–20 weeks. CVS entails inserting a tube through the vagina and into the uterus to remove cells from what will eventually the umbilical cord. Amniocentesis involves inserting a needle into the abdomen to remove amniotic fluid, which contains cells that have been sloughed off from the developing organism. Both are used to detect genetic problems.
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Define learning. Given this definition, what types of behaviors would not be considered learning? What types of behaviors would be included?
What will be an ideal response?
The time during which you decide if a situation is relevant or irrelevant to you and whether the situation is threatening or a positive challenge is known as
a. the decision stage. b. primary appraisal. c. the reaction stage. d. secondary appraisal.