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TLS Online TPP Program

#Question id: 5311

Which of the following conclusions has led to the comparison between the number of human genes and those of other animal species?

#Part-B Specialized Branches in Biotechnology

  1. The density of the human genome is far higher than in most other animals.

  2. The number of proteins expressed by the human genome is far greater than the number of its genes.

  3. Most human DNA consists of genes for protein, tRNA, rRNA, and miRNA.

  4. The genomes of most other organisms are significantly smaller than the human genome.

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TLS Online TPP Program

#Question id: 12495

#Part-A Aptitude & General Biotechnology

Haemophilia A is a severe coagulation disorder that shows X-linked recessive inheritance. Red-green colour blindness also shows X-linked recessive inheritance. A man with both haemophilia A and colour blindness is referred for genetic counseling. Assume that his partner is not a carrier of either of these conditions. Which of the following is correct?
TLS Online TPP Program

#Question id: 12496

#Part-A Aptitude & General Biotechnology

A woman who has two brothers and a maternal uncle (her mother's brother) with non-specific X-linked mental retardation is referred for genetic counselling. There are no diagnostic tests available to help determine whether or not she is a carrier. Which of the following is correct?
TLS Online TPP Program

#Question id: 12497

#Part-A Aptitude & General Biotechnology

In this pedigree A and B represent alleles at a marker locus closely linked to the disease locus. Affected individuals are shown as shaded. The disease status in III 1 is unknown. Which of the following is correct?
TLS Online TPP Program

#Question id: 12498

#Part-A Aptitude & General Biotechnology

In this pedigree II 1 is affected with an autosomal recessive disorder. The disease status for II 2 and II 3 is unknown. A and B represent alleles at a locus which is tightly linked to the disease locus with recombination fraction of 0. On the basis of the linked marker genotypes II 2 can be told that: 
TLS Online TPP Program

#Question id: 12499

#Part-A Aptitude & General Biotechnology

On the basis of the linked marker genotypes II 3 can be told that:
TLS Online TPP Program

#Question id: 12500

#Part-A Aptitude & General Biotechnology

In this pedigree II 1 is affected with an autosomal recessive disorder. The disease status for II 2, II 3 and II 4 is unknown. A and B represent alleles at a locus which is tightly linked to the disease locus with recombination fraction of 0. On the basis of the linked markers II 2 can be told that: