Exam 2: Genetics and Prenatal Development

Fred was born into a family with high musical talent.Both of his parents were professional musicians who encouraged and fostered his musical development.Throughout childhood,he practiced the guitar whenever he could and eventually became a professional musician himself.Which of the following best describes Fred's genotype?

Many traditional cultures do not have access to trained physicians but may rely on which of the following individuals during the prenatal period?

What are two common consequences of sex chromosome disorders?

The concordance rate for schizophrenia among identical twins is .40; the concordance rate for schizophrenia is only .10 if a person's parent has schizophrenia.Explain what these numbers mean.Include a discussion of nature and nurture in your response.

Which of the following are three techniques used to monitor pregnancy?

On every pair of chromosomes there are how many forms of each gene?

What prenatal technique can be used to examine the status of the fetus by taking samples of the cells that are beginning to form the umbilical cord?

When does implantation of the blastocyst occur?

____ is the most common cause of infertility in women.

You are out to dinner with your friend,who is in her second trimester of pregnancy.You order a beer and she proceeds to order a glass of wine.When you raise a concern about alcohol being dangerous for the developing fetus,she replies,"My doctor told me it was okay to have a glass of wine once in a while." What is your evaluation of this advice?

Which of the following individuals illustrates a person who is closer to the peak of their reaction range?

What is another name for trisomy-21?

Which of the following techniques is used sparingly because there is a slight but genuine risk of miscarriage or damage to the fetus; however,it has a 99% accuracy in diagnosing genetic problems?

More than half of the women who take fertility drugs become pregnant in how many cycles (months)?

The difference between an individual's genotype and its expression in his or her phenotype is a consequence of the person's ____.

According to the text,what enhances the health of the pregnant woman and her fetus?

What is the name of the downy hair that covers the fetus?

Your friend uses marijuana to treat back pain because she believes it is a natural remedy.She wonders if it is ok to continue using marijuana once she gets pregnant.You respond by telling her ______.

The typical male ejaculation expels how many sperm?

DeCasper and Spence asked mothers to read The Cat in the Hat to their fetuses every day for the last six weeks of their pregnancies.After the birth,babies showed a preference for ____.