Cell Biology Quiz Questions
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Questions and Answers

What is the process by which cells absorb solid substances through the formation of membrane bubbles?

  • active transport
  • phagocytosis (correct)
  • pinocytosis
  • exocytosis
  • What type of cell division results in the formation of polyploid cells?

  • endomitosis (correct)
  • amitosis
  • mitosis
  • meiosis
  • What is the phase of mitosis characterized by the absence of a nuclear membrane and nucleolus?

  • prophase (correct)
  • interphase
  • anaphase
  • metaphase
  • What type of cell division occurs in malignant tumors without the formation of a mitotic division apparatus?

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

    At what stage of mitosis is the study of human karyotype performed?

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

    What is the process by which cells absorb liquid substances through the formation of membrane bubbles?

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

    What is the genotype of a person with sickle-shaped red blood cells in their blood?

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

    What type of gene interaction is observed in a person with blood type IAIB?

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

    How many genotypes and phenotypes are formed by the interaction of two allelic genes by the type of incomplete dominance in tooth enamel coloration?

    <p>three genotypes and three phenotypes</p> Signup and view all the answers

    How many phenotypes are defined by the interaction of alleles by the type of incomplete dominance in tooth enamel coloration?

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

    What is the form of interaction between the two dominant non-allelic genes that affect normal hearing in humans?

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

    What is the genotype of a person with anemia in high-altitude settings?

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

    What is the type of mutation where glutamic acid is replaced with valine in the hemoglobin protein?

    <p>point mutation</p> Signup and view all the answers

    What type of mutation resulted from treating viral RNA with nitrous acid?

    <p>a transition</p> Signup and view all the answers

    What is the name of the mutation that results in a decrease in the number of pairs of nucleotides of a gene?

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

    What is the name of the mutation that resulted in a section of the DNA chain rotating 180°?

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

    What is the name of the mutation that caused different iris colors in the right and left eyes?

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

    What is the type of mutation that results in an increase in the number of pairs of nucleotides of a gene?

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

    What is the metabolic disorder associated with an increased level of uric acid in the blood, developmental delay, muscle hypertonicity, and a tendency to self-harm?

    <p>Lesch-Nihan syndrome</p> Signup and view all the answers

    What is the genetic disorder characterized by a dislocated lens, disproportionately long and thin limbs, long and thin fingers, an aortic aneurysm, and urinary excretion of certain amino acids?

    <p>Marfan syndrome</p> Signup and view all the answers

    Which genotype combination of the mother and father can cause Rhesus conflict during pregnancy?

    <p>Mother Rh–, father Rh+ (homozygote)</p> Signup and view all the answers

    How are mitochondrial pathologies inherited in humans?

    <p>From the mother by all children</p> Signup and view all the answers

    What is the most commonly used material for studying sexual chromatin?

    <p>Oral epithelium</p> Signup and view all the answers

    What is the primary cause of Lesch-Nihan syndrome?

    <p>Deficiency of the enzyme hypoxanthine-guanine phosphoribosyltransferase</p> Signup and view all the answers

    Which tick family is important in medicine?

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

    What type of tick has 3 hosts?

    <p>Taiga tick</p> Signup and view all the answers

    What is an example of a secondary wingless insect?

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

    What disease is carried by fleas?

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

    What is a characteristic of body lice?

    <p>Egg-to-egg life cycle lasts 16 days</p> Signup and view all the answers

    What is a characteristic of pubic lice?

    <p>Inhabits areas of the body covered with hair</p> Signup and view all the answers

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