Introduction to Genetics
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Questions and Answers

What is the study of heredity and variation?

  • Cell biology
  • Molecular biology
  • Genetics (correct)
  • Genetic engineering

    • What is the study of transmission of genes and chromosomes from one generation to the next?

  • Evolutionary genetics
  • Population genetics
  • Molecular genetics
  • Classical genetics (correct)

    • What is the main component of chromosomes?

  • RNA and proteins
  • DNA and histones (correct)
  • Lipids and carbohydrates
  • Proteins and lipids

    • What is the term for the study of the frequencies of specific alleles in a population?

    <p>Population genetics</p> Signup and view all the answers

    What is the term for the number of chromosomes in a somatic cell?

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

    When are chromosomes clearly visible under a light microscope?

    <p>During mitotic metaphase</p> Signup and view all the answers

    What is the term for a cell containing only one complete set of chromosomes?

    <p>Haploid cell</p> Signup and view all the answers

    What is the term for the region of a chromosome where spindle fibers are attached during metaphase?

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

    What is the term for the terminal region of a chromosome?

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

    What is the term for the beads-like structures on a chromosome?

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

    What is the term for the classification of chromosomes based on the position of the centromere?

    <p>Metacentric, sub-metacentric, acrocentric, and telocentric</p> Signup and view all the answers

    What is the term for threads of DNA visible on a chromosome?

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

    What is the main function of H1 histones in chromatin formation?

    <p>To serve as linker histones connecting nucleosomes</p> Signup and view all the answers

    What is the term for the process of studying chromosomes under a light microscope?

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

    What is the characteristic feature of chromosomes in birds?

    <p>Having macrochromosomes and microchromosomes</p> Signup and view all the answers

    What is the term for the region on a chromosome that is visible under a light or fluorescence microscope?

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

    What is the function of chromatin structure in an organism?

    <p>To organize the genetic material in the nucleus</p> Signup and view all the answers

    What is the term for the study of the number and structure of chromosomes in an organism?

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

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