Human Anatomy & Physiology: Chapter 20 - Genetics
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Questions and Answers

What is the term for the study of how genes cause specific characteristics that affect health or contribute to our individual variation?

  • Genomics
  • Epigenetics
  • Genetics (correct)
  • Eugenics
  • What type of chromosomes determine sex?

  • Sex chromosomes (correct)
  • Autosomes
  • Allosomes
  • Homosomes
  • What is the term for the combination of alleles for a specific gene?

  • Genotype (correct)
  • Karyotype
  • Heterotype
  • Phenotype
  • What occurs when the gene's DNA sequence changes?

    <p>Mutation</p> Signup and view all the answers

    How many pairs of chromosomes are present in a human somatic cell?

    <p>23</p> Signup and view all the answers

    What is the term for a person with 2 different alleles of a gene?

    <p>Heterozygous</p> Signup and view all the answers

    What is the accuracy of the automatic speech recognition process used for generating closed captions at the University?

    <p>70-90%</p> Signup and view all the answers

    Which of the following is NOT a link to other topics in the module?

    <p>Pharmacology</p> Signup and view all the answers

    What is the significance of understanding genetics in nursing and paramedic practice?

    <p>It is essential for understanding pathophysiologies/psychopathophysiologies</p> Signup and view all the answers

    What is the primary learning outcome of the topic on genetics?

    <p>Describe anatomy, physiology, and homeostatic mechanisms of human development</p> Signup and view all the answers

    What type of inheritance is responsible for traits controlled by multiple genes?

    <p>Polygenic inheritance</p> Signup and view all the answers

    Which type of chromosomes are responsible for the transmission of genetic traits in humans?

    <p>Autosomal chromosomes</p> Signup and view all the answers

    What is the genotype of an individual who is a carrier for sickle-cell anemia?

    <p>Ss</p> Signup and view all the answers

    Which type of inheritance involves the interaction of multiple genes to produce a single trait?

    <p>Polygenic inheritance</p> Signup and view all the answers

    What is the term for the inheritance of whole chromosomes?

    <p>Chromosomal inheritance</p> Signup and view all the answers

    What is the term for a single gene that contributes to multiple traits?

    <p>Pleiotropy</p> Signup and view all the answers

    What is the number of pairs of autosomal chromosomes in humans?

    <p>22</p> Signup and view all the answers

    What is the result of nondisjunction of chromosomes during meiosis in Down syndrome?

    <p>Trisomy 21</p> Signup and view all the answers

    What is the probability of an offspring being male or female in chromosomal inheritance?

    <p>50%</p> Signup and view all the answers

    What is the term for the abnormal hemoglobin found in sickle-cell anemia?

    <p>Hemoglobin S</p> Signup and view all the answers

    What is an example of a polygenic trait in humans?

    <p>All of the above</p> Signup and view all the answers

    What is the term for the inheritance of traits coded for by genes on sex chromosomes?

    <p>Sex-linked inheritance</p> Signup and view all the answers

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