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TLS Online TPP Program

#Question id: 1936

Stimulation of a single B cell would result in the generation of a clone of cells having_____

#Unit 4. Cell Communication and Cell Signaling

  1. All receptors on a single B cell have shown different  specificity for antigen.

  2. Daughter cells within each clone would be able to secrete large amounts of antibody to neutralize the pathogen

  3. Clone of cells having the identical receptor as the parental B cell

  4. these clones would migrate to, and function within, the primary as well as secondary lymphoid organs

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TLS Online TPP Program

#Question id: 10279

#Unit 6. System Physiology – Plant

Phosphohexose isomerase is one of the enzyme of glycolysis which catalyzes Glucose 6-phosphate to Fructose 6-phosphate, enzyme bind with the hexose in their active site by opening the structure. The ring opening and closing reactions are catalyzed by an active-site present amino acid such as
TLS Online TPP Program

#Question id: 32382

#Unit 2. Cellular Organization

In which case the myosin head is firmly attached to the actin filament?
a. Presence of ATP
b. Absence of ATP
c. Presence of Ca2+
d. Absence of Ca2+
TLS Online TPP Program

#Question id: 15416

#Unit 5. Developmental Biology

Which of the following statements are regarding to lens induction in xenopus is incorrect?
TLS Online TPP Program

#Question id: 2603

#Unit 2. Cellular Organization

If no ribosome begins translation of the leader peptide AUG, the hairpin forms by pairing of sequences 1 and 2, preventing formation of the 2 –3 hairpin, and allowing formation of the hairpin at sequences 3 –4, the condition is
TLS Online TPP Program

#Question id: 12280

#Unit 10. Ecological Principles

What is the effective population size of a population of 50 strictly monogamous swans (40 males and 10 females) if every female breeds successfully?