Quiz  /  NEET MCQ on Sex Determination

  • 1. 
    In an entity with genetic composition AA+XXY such as Drosophila will be a normal female In the case of mammals, it will be?

  • Turner
  • Klinefelter
  • Normal female
  • Normal male

  • 2. 
    ______________ discovered XY sex chromosomes

  • M J D White
  • Nettil Stevans
  • R Brown
  • Mendel

  • 3. 
    In this plant, sex determination was first studied

  • Mirabilis
  • Melandrium
  • Datura
  • Rumex

  • 4. 
    This technique can be used to detect the chromosomal abnormality of an unborn baby

  • Tissue culture
  • Ultrasound
  • CAT Scanning
  • Amniocentesis

  • 5. 
    A foetus’ determination of gender is dependent on

  • mother’s age
  • father’s health
  • egg’s nature
  • sperm’s nature

  • 6. 
    This number of Barr bodies are found in a female with XXXX chromosomes

  • Four
  • Three
  • Two
  • One

  • 7. 
    If a boy has sexual characters of that of a girl, its genotype would be

  • XYY
  • XO
  • XXY
  • XXX

  • 8. 
    Theory of linkage was put forward by

  • De Vries
  • Sutton
  • Bateson and Punnet
  • Morgan

  • 9. 
    The chromosomes accounted for sex determination are referred to as

  • Heterosis
  • Multiple alleles
  • Allosomes
  • Autosomes

  • 10. 
    The condition of Free martin is observed in

  • Frog
  • Rabbit
  • Goat/sheep etc
  • Man
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