Chapter 2 Quiz

John is short and uninterested in sports. His father used to wrestle when he was young so he signs John up thinking it could be the perfect sport. John gave it a try and became a champion wrestler. This is an example of... A. Passive genotype -> environment effects B. Evocative genotype -> environment effects C. Active genotype -> environment effects D. Heritability

A. Passive genotype -> environment effects

Which of the following questions would a behavior geneticist be most likely to ask? A. Why are children in the same family so different from one another? B. Are preterm babies more likely to have learning difficulties during the school years? C. How can prenatal tests be used to detect Down Syndrome? D. What effects does alcohol have on the developing organism?

A. Why are children in the same family so different from one another?

Who has the greatest risk of developing hemophilia, which is an X-linked recessive disorder? A. A female who has one X chromosome that contains the gene for this disorder B. A male who has one X chromosome that contains the gene for this disorder C. Males and females with one X chromosome that contains this gene have equal risk D. Only Native Americans, due to their unique genetic makeup

B. A male who has one X chromosome that contains the gene for this disorder

A child who has an X0 chromosomal makeup (Where 0 denotes a missing chromosome where there is supposed to be a 23rd pair) will most likely ________ A. Be a male with down syndrome B. Be a female who will later experience problems in the development of the reproductive system C. Be a typical female who will not experience cognitive or physical problems D. Not survive past the age of 3

B. Be a female who will later experience problems in the development of the reproductive system

If Susan learns that her infertility problem is due to a problem with the _______ successfully implanting, something went wrong during the germinal period... A. Zygote B. Blastocyst C. Fetus D. Trophoblast

B. Blastocyst

KL's baby was born deaf, blind, and with intellectual disability. It is most likely that during her pregnancy she _______ A. Contracted aids B. Had rubella C. Had severe malnutrition D. Ate foods that were too high in folic acid

B. Had rubella

Keisha has inherited one recessive gene for the sickle cell trait along with one normal dominant gene. As a result of this ________ she is resistant to malaria and does not have sickle cell anemia... A. Dominant recessive inheritance B. Incomplete dominance C. Polygenic inheritance D. Reaction range

B. Incomplete dominance

Which of the following is true of good prenatal care? A. Exercise should be avoided B. Tobacco, alcohol, and other drugs should be avoided C. Women should drink fewer fluids than before pregnancy D. Forty to sixty pounds should be gained

B. Tobacco, alcohol, and other drugs should be avoided

In the United States about ______% of couples are infertile A. 1-2 B. 4-5 C. 10-15 D. 14-27

C. 10-15

In traditional cultures, prenatal massage ________ A. Is usually done only when there is reason to believe that the fetus is not developing properly B. Is usually considered dangerous C. Has beneficial effects for both mother and fetus D. Is almost exclusively performed by the pregnant mother herself in complete isolation

C. Has beneficial effects for both mother and fetus

Saad, a baby born 6 weeks prematurely, is more at risk of not surviving than Nona, a baby who is full term because Saad's __________ is/are still immature A. Small intestines B. Heart C. Lungs D. Spleen

C. Lungs

Why has there been little change in the average height in Western countries over the last few decades? A. The population has become overweight or obese, which negatively affects height B. People in Western countries have been exposed to more disease C. People have reached the upper boundary of their reaction range for height D. Evolutionary influences are causing all populations to decrease in height

C. People have reached the upper boundary of their reaction range for height

Fertility drugs ___________ A. Lead to pregnancy in virtually all women if they take them long enough B. Decrease a women's chances of having DZ twins C. Also known as in vitro fertilization D. Carry risks such as blood clots and kidney damage

D. Carry risks such as blood clots and kidney damage

Carissa had a family history of down syndrome and is in her fifth week of pregnancy. She decides that she would like to find out as early as possible whether her unborn child has down syndrome or any genetic abnormality. The test she will most likely get is... A. Fetal monitoring B. Ultrasound C. Amniocentesis D. Chorionic villus sampling

D. Chorionic villus sampling

As a result of the process of crossing over... A. The risk of down syndrome is increased B. Boys are more likely to be born with a learning disability C. Women are at increased risk for infertility D. Each child born to a set of parents is genetically unique (with exception of identical twins)

D. Each child born to a set of parents is genetically unique (with exception of identical twins)

S.J is most likely to have DZ twins if A. She has Asian biological parents B. Is in her late teens C. She is concerned about gaining too much weight and severely restricts her calorie intake D. Her mother had DZ twins

D. Her mother had DZ twins

A married woman from a nonwestern collectivistic culture has been unable to have a child for over 3 years. Which of the following is most likely? A. She will have a higher status relative to her husband B. She will get a lot of social support from her mother in law and father in law C. She will try IVF D. She will be blamed for this "problem"

D. She will be blamed for this "problem"

During the embryonic period... A. The blastocyst forms B. The zygote is created C. The zygote attaches to the uterine wall D. The major organs develop

D. The major organs develop