TLS Online TPP Program

#Question id: 14781


A pack of cards contains 4 aces, 4 queens and 4 jacks. Two cards are drawn at random. The probability that at least one of them is an ace is

#Section 1: Engineering Mathematics
  1. 19/33
  2. 3/16
  3. 1/6
  4. 1/9
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TLS Online TPP Program

#Question id: 4813

#Section 3: Genetics, Cellular and Molecular Biology

You perform the three different two-factor crosses (Cross 1: XY and xy, Cross 2: YZ and yz, and Cross 3: XZ and xz). Assume all crosses are between diploid flies homozygous for the alleles of these genes. You observe 7% recombinants in the first cross, 20% recombinants in the second cross, and 13% recombinants in the third cross. if cross between XyZ and xYz leads to which of the followining recombinant with double cross over .

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?