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#Question id: 1115


Which of the following is true during a typical cAMP-mediated signal transduction event?

#Unit 4. Cell Communication and Cell Signaling
  1. The second messenger is the last part of the system to be activated.

  2. A hormone activates the second messenger by directly binding to it.

  3. The second messenger amplifies the hormonal response by attracting more hormones to the cell being affected.

  4. Adenylyl cyclase is activated after the hormone binds to the cell and before phosphorylation of proteins occurs.

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TLS Online TPP Program

#Question id: 28892

#Unit 4. Cell Communication and Cell Signaling

Part of β-catenin destruction complex kinases CK1 and GSK3, sequentially phosphorylate_____

TLS Online TPP Program

#Question id: 7766

#Unit 5. Developmental Biology

The relationship between shortened telomeres and stem cell depletion has been seen in degenerative diseases such as mouse muscular dystrophy,

I) When____ is activated by damaged telomeres, DNA replication halts, and if the repair doesn’t work, apoptosis is initiated. If the cell is a stem cell or some other rapidly replicating cell, this will reduce the numbers of cells produced, and the lack of stem cells will produce an “aged” phenotype.

 II) When ____ is activated by damaged telomeres, DNA replication halts, repair do its work, apoptosis is inhibited. If the cell is a stem cell or some other rapidly replicating cell, this will increase the numbers of cells produced, and then these cells will produce an “aged” phenotype.

 Choose correct gene name with right statement

TLS Online TPP Program

#Question id: 18857

#Unit 13. Methods in Biology

Embryonic lethality that sometimes occurs in knockout models can be avoided by...

TLS Online TPP Program

#Question id: 24474

#Unit 3. Fundamental Processes

YSPTSPS repeats in CTD corresponds to the complexity of the genome. Which of the is correctly  representing the complexity(x-axis) vs no of repeat (y-axis)


TLS Online TPP Program

#Question id: 23688

#Unit 13. Methods in Biology

Bacteria containing a plasmid into which the eukaryotic gene has integrated would grow in