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TLS Online TPP Program

#Question id: 27407

Which of the following  reason is most accurately satisfying that archaebacteria can live in harsh environment

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. Isoprene developed diphytanyl group linked at each end to glycerol through ester bond which provide stability 
  2. Isoprene developed diphytanyl group linked at each end to glycerol through ether bond which provide stability
  3. Isoprene developed diphytanyl group linked at one end to glycerol through ester bond which provide stability
  4. Isoprene developed diphytanyl group linked at each end to glycerol through ether bond which provide stability
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TLS Online TPP Program

#Question id: 12007

#Unit 10. Ecological Principles

Sewall  Wright's  metaphor  of  evolution  on  an  adaptive  landscape describes a  population  as  occupying  a  field  of genotypes  graded  by  contours  delimiting  gene  combinations  of  equal  fitness.  The  evolutionary  mechanism  most likely to move a population consistently "uphill"  toward adaptive peaks on this landscape is
TLS Online TPP Program

#Question id: 12008

#Unit 10. Ecological Principles

When exposed to a cold environment for several weeks, many small mammals dramatically increase their capacity for heat production primarily by means of
TLS Online TPP Program

#Question id: 12009

#Unit 10. Ecological Principles

Charles Darwin discussed all of the following EXCEPT:
TLS Online TPP Program

#Question id: 12010

#Unit 10. Ecological Principles

Precursor to the northern group of continents
TLS Online TPP Program

#Question id: 12011

#Unit 10. Ecological Principles

The supercontinent that began to break up during  the Triassic
TLS Online TPP Program

#Question id: 12012

#Unit 10. Ecological Principles

The average daily temperature change on an exposed south-facing slope and a north-facing slope for a late summer day in the Northern Hemisphere are shown below.

Compared with a south-facing slope, the climatic conditions on a north-facing slope favour the formation of a vegetation community best adapted to