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TLS Online TPP Program

#Question id: 5760

The fluctuation test of Luria and Delbruck (studying resistance to bacteriophge T1 infection) established that

#SCPH06 I Botany

  1. T1 phage was a mutagen.

  2. Mutations could arise prior to the time they were selected

  3. The mutation rate varies greatly from experiment to experiment.

  4. In E. coli the number of mutants per clone was relatively constant.

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TLS Online TPP Program

#Question id: 11335

#SCPH28 | Zoology

Which of the following have minimum NET PRIMARY PRODUCTIVITY ?
TLS Online TPP Program

#Question id: 11336

#SCPH06 I Botany

Which of the following is NOT a prediction arising out of Wilson-MacArthur's -Theory of Island Biogeography?
TLS Online TPP Program

#Question id: 11336

#SCPH28 | Zoology

Which of the following is NOT a prediction arising out of Wilson-MacArthur's -Theory of Island Biogeography?
TLS Online TPP Program

#Question id: 11337

#SCPH06 I Botany

In which of the following biomes would we expect to find permafrost?
TLS Online TPP Program

#Question id: 11337

#SCPH28 | Zoology

In which of the following biomes would we expect to find permafrost?
TLS Online TPP Program

#Question id: 11338

#SCPH06 I Botany

The most plausible hypothesis to explain why species richness is higher in tropical than in temperate regions is that