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TLS Online TPP Program

#Question id: 1116

What is a primary function of transcription factors?

#Unit 4. Cell Communication and Cell Signaling

  1. They regulate the synthesis of DNA in response to a signal.

  2. They convert ATP into cAMP.

  3. They control gene expression.

  4. They regulate the release of calcium from the endoplasmic reticulum.

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TLS Online TPP Program

#Question id: 2440

#Unit 2. Cellular Organization

Microtubule assembly in vitro requires

a. ATP.                                                           

b. a threshold (critical) concentration of tubulin.

c. warming the solution to 37°C.                   

d. microtubule-associated proteins.         

e. GTP.
TLS Online TPP Program

#Question id: 20276

#Unit 7. System Physiology – Animal

Central diabetes insipidus is caused by failure of the posterior pituitary to secrete ADH and the following statements pertain to that disorder:
A. excretion of large volumes of dilute urine
B. the urine cannot be concentrated
C. produces large volumes of dilute urine
D. increased serum osmolarity
E. circulating levels of ADH are high
Which of the following is the correct combination of the statements given above?
TLS Online TPP Program

#Question id: 33370

#Unit 1. Molecules and their Interaction Relevant to Biology

T to R transition in Hemoglobin is analysed by
A. NMR
B. XRD
C. Soret region Uv-Vis spectroscopy
D. Circular Diachroism
TLS Online TPP Program

#Question id: 24640

#Unit 2. Cellular Organization

As the no. of nucleosomes assembly increases on the plasmid
TLS Online TPP Program

#Question id: 31225

#Unit 2. Cellular Organization

The protein ring complexes that establish linkages between sister chromatids that is called as: