TLS Online TPP Program

#Question id: 3735


The best enzyme to use in the Sanger method for DNA sequence determination is

#Section 3: Genetics, Cellular and Molecular Biology
  1. DNA polymerase I .

  2. Klenow fragment of DNA polymerase I.

  3. DNA polymerase from a high temperature bacterium.

  4. SSB protein.

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TLS Online TPP Program

#Question id: 4814

#Section 3: Genetics, Cellular and Molecular Biology

The frequency of recombinant gametes is half the frequency of crossing over between genes present on same chromosome is due to

TLS Online TPP Program

#Question id: 4815

#Section 3: Genetics, Cellular and Molecular Biology

The cross over percentage between linked genes J and M is 20%, J and L is 35%, J and N is 70%, L and K is 15%, M and N 50%. The sequence of genes on the chromosome is

TLS Online TPP Program

#Question id: 4816

#Section 3: Genetics, Cellular and Molecular Biology

A wild-type fruit fly heterozygous for gray body color and normal wings was mated with a black fly with vestigial wings to produced 1000 offspring. Recombination frequency between these genes for body color and wing type is 20 %. What number of offspring that is gray body colour and normal wing?

TLS Online TPP Program

#Question id: 4817

#Section 3: Genetics, Cellular and Molecular Biology

How many different gametes can be formed by an organism with genotype AaBbCCddEe, If a, b and c gene are completely link?

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?