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TLS Online TPP Program

#Question id: 5691

Which of the following most accurately explains the cause for the abnormal numbers of chromosomes during human reproduction that can result in Down syndrome, Turner’s syndrome, or Klinefelter’s syndrome?

#SCPH28 | Zoology

  1. The occurrence of nondisjunction of homologous chromosomes during meiosis

  2. The duplicative production of extra chromosomes during DNA replication

  3. The abnormal pairing of nonhomologous chromosomes during prophase of meiosis I

  4. The selective loss of particular chromosomes from the sex cells after formation of the mature gamete

More Questions
TLS Online TPP Program

#Question id: 4825

#SCPH12 I Genetics

How many genetically different gametes can be made by an individual of genotype AaBbCcDd if gene A, B are completely link and other are unlink?
TLS Online TPP Program

#Question id: 14896

#SCPH05 I Biotechnology

Turbidostat is recommended when continuous fermentation needs to be carried out at 
TLS Online TPP Program

#Question id: 2959

#I Life Science/ Life Sciences Group – I-V

During which of the following mitotic phases are chromosomes dispersed the most?
TLS Online TPP Program

#Question id: 390

#SCPH05 I Biotechnology

What are the properties arising due to varying concentrations of solute in a given solvent, irrespective of the nature of solute with respect to the solvent?
TLS Online TPP Program

#Question id: 10544

#SCPH05 I Biotechnology

Fusicoccin is a nonspecific toxin from the fungus Fusicoccum amygdali function as,