TLS Online TPP Program

#Question id: 3323


Which one of the following statements is NOT TRUE?

#Section 3: Genetics, Cellular and Molecular Biology
  1. Co-evolution is reciprocal evolutionary change in two or more species resulting from the interaction among them.

  2. Convergent evolution, unrelated organisms with mutations and variations getting naturally selected in one environmental condition

  3. Divergent evolution, similar group of organisms with mutations and variations getting naturally selected in different environments

  4. Batesian mimicry more effective when abundance of mimic is more common than model

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TLS Online TPP Program

#Question id: 3520

#Section 3: Genetics, Cellular and Molecular Biology

flower colour  in plant  RR- red , rr- white , Rr- pink  and height of plant ( TT,Tt-tall)  ,(tt- dwarf), If cross allowed between plant RrTt X Rrtt, then what probability of progeny plant having pink flower and dwarf variety ?

TLS Online TPP Program

#Question id: 3521

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following is incorrect about independent assortment?

TLS Online TPP Program

#Question id: 3522

#Section 3: Genetics, Cellular and Molecular Biology

A haplo-diplod insect, Male are haploid but female are diploid, A female who is heterozygous for recessive red eye color mutation mate with red eye male. What will be percent of wild phenotype color eye among their female?

TLS Online TPP Program

#Question id: 3523

#Section 3: Genetics, Cellular and Molecular Biology

If the number of heterozygous pairs involved in a particular cross is three, the phenotype ratio obtained in their F2 generation will be-

TLS Online TPP Program

#Question id: 3524

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following genotypes would produce the greatest variety of gametes of the alleles assorted independently?

TLS Online TPP Program

#Question id: 3525

#Section 3: Genetics, Cellular and Molecular Biology

In a plant, red fruit (R) is dominant over yellow fruit (r) and tallness (T) is dominant over shortness (t). If a plant with RRTt genotype was crossed with rrtt plant results progeny, are