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TLS Online TPP Program

#Question id: 33239

In case of enzymes, Mg2+ and Zn2+

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. play a structural rather than a catalytic role
  2. Are involved in ionic bond formation
  3. play only catalytic role
  4. play a structural and catalytic role
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TLS Online TPP Program

#Question id: 23677

#Unit 13. Methods in Biology

Which of the following is not an application of PCR?
TLS Online TPP Program

#Question id: 7120

#Unit 5. Developmental Biology

Which of the following is the only true statement regarding compaction in the mouse embryo?
TLS Online TPP Program

#Question id: 4990

#Unit 11. Evolution and Behavior

Fly species W, found in a certain part of the island, produces fertile offspring with species Y. Species W does not produce fertile offspring with species X or Z. If no other species can hybridize, then species W and Y
TLS Online TPP Program

#Question id: 10503

#Unit 6. System Physiology – Plant

A Pseudomonas species that synthesizes the antifungal compound against the pathogenic fungus Gaeumannomyces graminis known as
TLS Online TPP Program

#Question id: 15328

#Unit 4. Cell Communication and Cell Signaling

Given some properties of B-cells, except?
a) They are APCs
b) Have surface marker CD19
c) Antibodies at surface of b cell – IgM, IgE
d) They can express only MHC1
e) Part of Innate immunity