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TLS Online TPP Program

#Question id: 3362

The Hardy-Wienberg principle comes from considering what happens when Medelian genes act on population. The model predicts that there will be no change in allele frequencies when

#Section 3: Genetics, Cellular and Molecular Biology

  1. Migration into the population occurs at a steady rate

  2. The population suffers a bottle neck

  3. a rare new mutation is associated with a sharp increase in fitness

  4. no evolutionary process is at work

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TLS Online TPP Program

#Question id: 3565

#Section 3: Genetics, Cellular and Molecular Biology

Mendel crossed yellow-seeded and green-seeded pea plants and then allowed the offspring to self-pollinate to produce an F2 generation. The results were as follows: 6,022 yellow and 2,001 green. Which of the following statements correctly describes the relationship of the allele for green seeds to the allele for yellow seeds?
TLS Online TPP Program

#Question id: 2939

#Section 3: Genetics, Cellular and Molecular Biology

Failure of which cell-cycle checkpoint is most likely to result in non-dysjunction?
TLS Online TPP Program

#Question id: 5242

#Section 3: Genetics, Cellular and Molecular Biology

Auxotrohic bacteria plating on different medium, it is observed that colonies grow on minimal plus threonine only, no colony on minimal plus leucine and no colonies grow on minimal medium cystein only. What are the actual genotypes of auxotroph?
TLS Online TPP Program

#Question id: 5153

#General Aptitude

How many of the following numbers are divisible by 132 ?

264,396,462,792,968,2178,5184,6336
TLS Online TPP Program

#Question id: 15939

#Section 1: Engineering Mathematics

Perform the following operations on the matrix 
 
i) Add the third row to the second row
ii) Subtract the third column from the first column.
The determinant of the resultant matrix is