TLS Online TPP Program

#Question id: 3926


Positive regulation of a gene requires __.

#Section 3: Genetics, Cellular and Molecular Biology
  1. an activator protein

  2. positive cooperativity

  3. an allosteric inducer

  4. the conversion of ATP to ADP and inorganic phosphate

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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?

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 ?