TLS Online TPP Program

#Question id: 5329


A sex-linked recessive allele c produces a red-green colorblindness in humans. A normal woman whose father was colorblind marries a colorblind man. What are the chances that the second child from this marriage will be a colorblind boy?

#SCPH06 I Botany
  1. 50%        

  2. 25 %           

  3. 100 %      

  4. 75%

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TLS Online TPP Program

#Question id: 5708

#SCPH28 | Zoology

If non-disjunction occurs in meiosis I, which of the following scenario is most likely to occur?

TLS Online TPP Program

#Question id: 5709

#SCPH06 I Botany

What is probability of couple where male is karyotypically normal and the female in pericentric inversion in heterozygous condition produced child with disability if 50% chance of crossing over takes placed within pericentric inversion. (Note: Duplication and deletion in gamete will results  in disability)

TLS Online TPP Program

#Question id: 5709

#SCPH28 | Zoology

What is probability of couple where male is karyotypically normal and the female in pericentric inversion in heterozygous condition produced child with disability if 50% chance of crossing over takes placed within pericentric inversion. (Note: Duplication and deletion in gamete will results  in disability)

TLS Online TPP Program

#Question id: 5710

#SCPH06 I Botany

This cytological analysis, chromosome (A) represents the normal condition and the centromere position. Assume that only one structural chromosome aberration occurs in the other chromosomes

TLS Online TPP Program

#Question id: 5710

#SCPH28 | Zoology

This cytological analysis, chromosome (A) represents the normal condition and the centromere position. Assume that only one structural chromosome aberration occurs in the other chromosomes

TLS Online TPP Program

#Question id: 5711

#SCPH06 I Botany

Which of the following is results of Crossing over?