TLS Online TPP Program

#Question id: 2793


Chromosome painting involves

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology
  1. staining chromosomes with Giemsa reagent.

  2. hybridizing fluorescent probes to chromosomes.

  3. hybridizing radioactive probes to chromosomes.

  4. a and b

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TLS Online TPP Program

#Question id: 3306

#Section 3: Genetics, Cellular and Molecular Biology

Death feigning behaviour (i.e., pretending to be dead when attacked) is found in snakes and millipedes. This similarity in behaviour between snakes and millipedes is an example of

TLS Online TPP Program

#Question id: 3307

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following conditions is not necessarily be fulfilled to trigger natural selection

TLS Online TPP Program

#Question id: 3308

#Section 3: Genetics, Cellular and Molecular Biology

Consider a single locus with 3 alleles which are at Hardy- Weinberg equilibrium. If the frequency of all homozygous genotypes is 0.54, what is the frequency of allele in population?

TLS Online TPP Program

#Question id: 3309

#Section 3: Genetics, Cellular and Molecular Biology

In a given population, 128 out of every 400 people has a carrier for recessive allele b that caused cancer in homozygous condition,  Assuming the population is in Hardy- Weinberg equilibrium, which of the following is the expected frequency of allele B and b in population respectively?

TLS Online TPP Program

#Question id: 3310

#Section 3: Genetics, Cellular and Molecular Biology

In Prey population of genotype A1A1(100), A1A2( 200) and A2A2( 100) present in island, when predator introduced this area results ¼ of A1A1 and ½ of A1A2 killed over time however, no genotype A2A2 kill. What will be frequency of A1 allele in the population?

TLS Online TPP Program

#Question id: 3311

#Section 3: Genetics, Cellular and Molecular Biology

Consider a diploid population at Hardy-Weinberg equilibrium. For a locus with two alleles, the frequency of the A1A1 genotype is 0.01) The frequency of A2A2 is