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TLS Online TPP Program

#Question id: 6957

The effect of grafting an extra piece of notochord into a dorsal position adjacent to pre-somitic mesoderm is

#Unit 5. Developmental Biology
  1. the pre-somitic mesoderm will degenerate
  2. somites will form but fail to differentiate
  3. signals from the notochord will convert presumptive dermomyotome into sclerotome
  4. the somite will be converted almost entirely to muscle-forming cells
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TLS Online TPP Program

#Question id: 2657

#Unit 2. Cellular Organization

In Lac-operon, the gene product of LacA gene is
TLS Online TPP Program

#Question id: 12674

#Unit 10. Ecological Principles

You  have  a  friend  who  is  wary  of  environmentalists? claims  that  global  warming  could  lead  to  major  biological change on Earth. Which of the following statements can you truthfully make in response to your friend's suspicions?
TLS Online TPP Program

#Question id: 15011

#Unit 8. Inheritance Biology

Which of the following statements about a lethal allele is NOT correct?
TLS Online TPP Program

#Question id: 27560

#Unit 1. Molecules and their Interaction Relevant to Biology

An example of Sulphur containing amino acid is
TLS Online TPP Program

#Question id: 789

#Unit 1. Molecules and their Interaction Relevant to Biology

Presence of large numbers of modified specially methylated nucleotides in tRNA contribute in