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TLS Online TPP Program

#Question id: 5100


During frog development, the blastocoel ________.

#Unit 5. Developmental Biology
  1. becomes the archenteron

  2. gives rise to the endoderm

  3. gives rise to the placenta

  4. is replaced by the expanding archenteron


Answer:- Option(s): 4


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TLS Online TPP Program

#Question id: 11194

#Unit 7. System Physiology – Animal

The "threshold" potential of a membrane is the ________.

TLS Online TPP Program

#Question id: 373

#Unit 1. Molecules and their Interaction Relevant to Biology

What is the hydroxyl ion (OH-) concentration of a solution of pH 8?

TLS Online TPP Program

#Question id: 34144

#Unit 7. System Physiology – Animal

Select A if the item is associated with (a), B if the item is associated with (b), C if the item is associated with both (a) and (b), and D if the item is associated with neither (a) nor (b).
(a) V1A vasopressin receptors
(b) V2 vasopressin receptors
I. Activation of Gs
II. Vasoconstriction
III. Increase in intracellular IP3
IV. Movement of aquaporin
V. Milk ejection

TLS Online TPP Program

#Question id: 30111

#Unit 1. Molecules and their Interaction Relevant to Biology

What is the source of the C-2 during the de novo biosynthesis of pyrimidines?

TLS Online TPP Program

#Question id: 7485

#General Aptitude

At what time after 3 O’ clock, the hour and the minute hands will lie coincide?

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