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TLS Online TPP Program

#Question id: 7700

The legless condition that is observed in several groups of extant reptiles is the result of ________.

#SCPH05 I Biotechnology
  1. their common ancestor having been legless
  2. a shared adaptation to an arboreal (living in trees) lifestyle
  3. several instances of the legless condition arising independently of each other
  4. individual lizards adapting to a fossorial (living in burrows) lifestyle during their lifetimes
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TLS Online TPP Program

#Question id: 1297

#SCPH28 | Zoology

What effect might an injection of RGD peptide have on tumor cells moving through the blood/lymph system?
TLS Online TPP Program

#Question id: 1644

#SCPH01 Biochemistry

What is the single best defining feature of a lymphocyte?
TLS Online TPP Program

#Question id: 2673

#SCPH06 I Botany

For a repressible operon to be transcribed, which of the following must be true?
TLS Online TPP Program

#Question id: 1604

#SCPH01 Biochemistry

Many viruses produce a protein immunoevasin that interferes with antigen presentation by MHC class I molecules. The immunoevasin interfere MHC presentation by
TLS Online TPP Program

#Question id: 10712

#SCPH06 I Botany

Researcher study the diversity of 4 communities, following is relative abundance of each species at different community? ( ln .5 = -0.69  , ln .25= -1.38, ln .12= -2.12)

Which of the following is decreasing order of their Shannon weaver diversity index of community?