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TLS Online TPP Program

#Question id: 5703

Robertsonian translocation is reciprocal exchange of genetic segment between two acrocentric chromosomes. Which of the following is incorrect statement?

#Unit 8. Inheritance Biology

  1. Translocation resulting karyotype in humans leaves only 45 chromosomes

  2. Robertsonian translocations carrier individuals are not associated with any phenotypic abnormalities

  3. All gamete of Robertsonian translocations carrier are unbalanced gametes that lead to miscarriages or abnormal offspring

  4. Carriers of Robertsonian translocations involving chromosome 21 have a higher risk of having a child with Down syndrome

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TLS Online TPP Program

#Question id: 9602

#Unit 9. Diversity of Life Forms

The legless condition that is observed in several groups of extant reptiles is the result of 
TLS Online TPP Program

#Question id: 9603

#Unit 9. Diversity of Life Forms

The scientific discipline concerned with naming organisms is called
TLS Online TPP Program

#Question id: 9605

#Unit 9. Diversity of Life Forms

A phylogenetic tree that is ʺrootedʺ is one
TLS Online TPP Program

#Question id: 9606

#Unit 9. Diversity of Life Forms

The correct sequence, from the most to the least comprehensive, of the taxonomic levels listed here is
TLS Online TPP Program

#Question id: 9610

#Unit 9. Diversity of Life Forms

The term ʺhomoplasyʺ is most applicable to which of these features?
TLS Online TPP Program

#Question id: 9612

#Unit 9. Diversity of Life Forms

The best classification system is that which most closely