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TLS Online TPP Program

#Question id: 8289

The term convergent evolution is most applicable to which of the following features?

#SCPH06 I Botany
  1. the legless condition found in various lineages of extant lizards
  2. the five-digit condition of human hands and bat wings
  3. the fur that covers Australian moles and North American moles
  4. the bones of bat forelimbs and the bones of bird forelimbs
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TLS Online TPP Program

#Question id: 10507

#I Life Science/ Life Sciences Group – I-V

Rhizobacteria function as

 a) Nitrogen fixation

 b) depositing pathogens directly into the vascular system,

 c) producing antibiotics and antifungal agents for inhibiting soil pathogens

 d) herbivore sensors by sending electrical or chemical signals to surrounding cells

 Which one of the following combination is correct?
TLS Online TPP Program

#Question id: 4746

#SCPH01 Biochemistry

Two independent pure line varieties having deep red and brown phenotype in their seed coat were cross, the all f1 progeny is deep red. The F2 progeny obtain from selfing show deep red and brown in ratio of 15:1. Which of the following observation is correct?
TLS Online TPP Program

#Question id: 1649

#SCPH05 I Biotechnology

Which of the following gene clusters do NOT contribute to antigen binding?
TLS Online TPP Program

#Question id: 5230

#SCPH06 I Botany

Homeotic genes
TLS Online TPP Program

#Question id: 4131

#SCPH05 I Biotechnology

Aminoacyl-tRNA synthetases (amino acid activating enzymes):