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Cell division in the eggs and sperms.A cell duplicates its chromosomes and divides twice.This leads to the formation of four cells that contain only half of the genetic material of the parent cell.What is this process called?

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_____ is the way an individual's genotype is expressed in observable and measurable characteristics.


A) RNA
B) DNA
C) Phenotype
D) Stereotype

E) A) and B)
F) A) and D)

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What are the short segments of DNA that are located on the chromosomes,and are considered to be the basic units of hereditary information?

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Tracy's parents are avid sports fans.Since she was a child,they took her to numerous baseball and football games,and Tracy regularly watched the sports channel with her dad.When she was old enough,her parents made her join the little league team at her school and she performed well.This is an example of a(n) :


A) evocative genotype-environment correlation.
B) active (niche-picking) genotype-environment correlation.
C) passive genotype-environment correlation.
D) gene-gene correlation.

E) C) and D)
F) A) and C)

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Most individuals who have X-linked diseases are:


A) males.
B) females.
C) intersex.
D) hemophiliacs.

E) A) and B)
F) A) and C)

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Which of the following women has the highest probability of giving birth to a child with Down syndrome?


A) Sarah,a 21-year-old Asian woman
B) Jane,a 41-year-old Euro-American woman
C) Ella,a 27-year-old African American woman
D) Destiny,a 38-year-old African American woman

E) A) and B)
F) A) and C)

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Esperanza is having a prenatal test to remove a small sample of the placenta for genetic testing.Identify the test that her doctor is performing.


A) Chorionic villus sampling (CVS)
B) Amniocentesis
C) Noninvasive prenatal diagnosis (NIPD)
D) Triple screen

E) A) and B)
F) None of the above

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Vanda's genetic makeup is composed of thousands of genes in which some are expressed and directly observable,while some are not.When we talk about all of her genetic material we are talking about her:


A) phenotype.
B) RNA.
C) genotype.
D) ribosomes.

E) B) and C)
F) None of the above

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Brad is an athletic boy who is on every sport team in school.Stephen loves math and is part of his school's math club.These instances reflect _____ correlations that occur when children seek out environments that they find compatible and stimulating.


A) passive genotype-environment
B) evocative genotype-environment
C) active (niche-picking) genotype-environment
D) influential genotype-environment

E) None of the above
F) B) and D)

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Joshua,a two-year-old,has been diagnosed with _____,a blood disorder that limits the body's oxygen supply and can cause joint swelling and heart and kidney failure.This genetic disorder can be treated through penicillin,pain medication,antibiotics and blood transfusions.His doctor has indicated that a study named Baby HUG may offer a better drug in the future.


A) spina bifida
B) Tay-Sachs disease
C) sickle-cell anemia
D) Huntington's disease

E) None of the above
F) C) and D)

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Which of the following statements is true about evolutionary developmental psychology?


A) Many evolved psychological mechanisms apply only to a specific aspect of a person's makeup.
B) The mind is a general-purpose device that can be applied equally to a vast array of problems.
C) All behaviors that were adaptive for our prehistoric ancestors serve us well today.
D) Evolution has not impacted human development.

E) A) and B)
F) C) and D)

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Females who have one abnormal copy of a mutated gene on the X chromosome are known as:


A) inhibitors.
B) patients.
C) carriers.
D) promoters.

E) B) and C)
F) B) and D)

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_____ uses a powerful magnet and radio images to generate detailed images of the body's organs and structures.


A) Triple screen
B) MRI
C) Ultrasound sonography
D) Amniocentesis

E) A) and D)
F) B) and C)

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