TLS Online TPP Program

#Question id: 13039


 Which of the following is incorrect about a microarray?

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology
  1. It is a slide attached with a high-density array of immobilized DNA oligomers representing the entire genome of the species under study 
  2. Array of immobilized DNA oligomers cannot be cDNAs
  3. Each oligomer is spotted on the slide and serves as a probe for binding to a unique complementary cDNA 
  4. It is the most commonly used global gene expression profiling method
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TLS Online TPP Program

#Question id: 4819

#Section 3: Genetics, Cellular and Molecular Biology

Plant with genotype AB/ab is test cross, two genes are linked are 10 map units apart. What proportion of progeny will have the genotype aabb?

TLS Online TPP Program

#Question id: 4820

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following gametes are produced in grater proportional by an individual of genotype Ab/aB if the genes are in the same chromosome with some recombination between them?

TLS Online TPP Program

#Question id: 4821

#Section 3: Genetics, Cellular and Molecular Biology

What are frequency of recombination  if one cell carry out cross over every 50 cell undergoes meiosis ?

TLS Online TPP Program

#Question id: 4822

#Section 3: Genetics, Cellular and Molecular Biology

In a particular species of mammal black hair (B) is dominant to green hair (b) and red eyes (R) are dominant to white eyes (r). If a BbRr individual is mated with a bbrrindividual the expected phenotypic ratio of the offspring is 1 black-red : 1 black-white: 1 green-red : 1 green-white. However, when you mate these individuals you find that the phenotypic ratio of the offspring is 6 black-red :1 black-white : 1 green-red : 6 green-white. What could account for this difference?

TLS Online TPP Program

#Question id: 4823

#Section 3: Genetics, Cellular and Molecular Biology

Which one of the following DNA markers can be used to distinguish between a homozygote and heterozygote ?

TLS Online TPP Program

#Question id: 4823

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Which one of the following DNA markers can be used to distinguish between a homozygote and heterozygote ?