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In some cases,one gene of a pair always exerts its effects overriding the potential influence of the other gene.This is the _____ principle.


A) sex-linked genes
B) dominant-recessive genes
C) genetic imprinting
D) polygenic inheritance

E) All of the above
F) A) and B)

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Yelena is an outgoing person; therefore,people naturally tend to like her and find her personable.According to Scarr-McCartney,which genotype-environment interaction does this best represent?

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Evocative ...

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The nucleus of each human cell contains _____,which are threadlike structures made up of deoxyribonucleic acid (DNA) .


A) mitochondria
B) ribosomes
C) chromosomes
D) mesosomes

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

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Tristan has a genetic disorder that results from an abnormality in the X chromosome,which becomes constricted and often breaks.His doctor informed Tristan's mother that he has:


A) fragile X syndrome.
B) XYY syndrome.
C) Turner syndrome.
D) Tay-Sach's disease.

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

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Joshua,a 2-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) A) and B)
F) None of the above

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Sandra excels in reading and spelling but struggles with mathematics.She is shorter than her peers and has a webbed neck.Her doctor has determined that she has one X chromosome missing.Sandra most likely has:


A) XYY syndrome.
B) fragile X syndrome.
C) Turner syndrome.
D) XXO syndrome.

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

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According to Paul Baltes,the benefits conferred with evolutionary selection _____ with age.


A) increase
B) stay the same
C) decrease
D) fluctuate

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

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Harry has been suffering from mental retardation and a learning disability since infancy.Subsequent tests revealed an abnormality in his X chromosome,which becomes constricted and often breaks.Identify the syndrome that Harry suffers from.


A) Turner syndrome
B) Fragile X syndrome
C) XYY syndrome
D) Klinefelter syndrome

E) B) and C)
F) All of the above

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Phenylketonuria (PKU) occurs in approximately _____ live births.


A) 1 of every 100 to 200
B) 1 of every 1,000 to 2,000
C) 1 of every 10,000 to 20,000
D) 1 of every 100,000 to 150,000

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

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Define shared and nonshared environmental experience.Provide an example of each and point out how that example exemplifies the concept?

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Shared environmental experiences are sib...

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A cell which contains 12 pairs of chromosomes,divides by mitosis to form two new cells.How many pairs of chromosomes does each new cell contain?


A) 12
B) 23
C) 6
D) 48

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

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If a baboon learns to eat many different kinds of fruit instead of relying on only one kind for its nutritive needs,we would argue that this behavior promotes its survival.Thus,the behavior is _____.


A) adaptive
B) aggressive
C) dominant
D) submissive

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

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Klinefelter syndrome affects:


A) only males.
B) only females.
C) both males and females equally.
D) more females than males.

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

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By far the most common high-tech assisted reproduction technique used is _____.


A) artificial insemination
B) in vitro fertilization
C) spermatogenesis
D) in vivo fertilization

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

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_____ correlations occur because a child's genetically influenced characteristics elicit certain types of environments.


A) Passive genotype-environment
B) Evocative genotype-environment
C) Influential genotype-environment
D) Active (niche-picking) genotype-environment

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

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In human beings,by the end of meiosis,each egg or sperm has _____ chromosomes.


A) 46 paired
B) 23 unpaired
C) 23 paired
D) 46 unpaired

E) All of the above
F) A) and B)

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Sasha's 23rd chromosome pair contains two X chromosomes.This indicates that Sasha:


A) has Down syndrome.
B) has fragile X syndrome.
C) is a female.
D) is a male.

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

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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 C)

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As an alternative to "_____ evolutionism" presented in evolutionary psychology,Albert Bandura proposed a _____ view.


A) bidirectional; unidirectional
B) one-sided; bidirectional
C) dynamic; linear
D) balanced; biased

E) A) and D)
F) All of the above

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Name a prenatal medical procedure in which a sample of amniotic fluid is withdrawn by a syringe and tested for chromosomal or metabolic disorders.

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