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TLS Online TPP Program

#Question id: 1084

Which observation suggested to Sutherland the involvement of a second messenger in epinephrine's effect on liver cells?

#SCPH01 Biochemistry

  1. Receptor studies indicated that epinephrine was a ligand.

  2. Glycogen breakdown was observed only when epinephrine was administered to intact cells.

  3. Glycogen breakdown was observed when epinephrine and glycogen phosphorylase were combined in a cell-free system.

  4. Epinephrine was known to have different effects on many types of cells.

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TLS Online TPP Program

#Question id: 942

#SCPH05 I Biotechnology

 a-ketoglutarate is a precursor for each of the following, except
TLS Online TPP Program

#Question id: 3659

#SCPH28 | Zoology

In eukaryotes, gap filling in BER involves predominantly DNA polymerase β whereas the longer gaps generated in NER are filled by:
TLS Online TPP Program

#Question id: 3894

#SCPH06 I Botany

Which of the following is a DNA sequence?
TLS Online TPP Program

#Question id: 672

#SCPH28 | Zoology

An ideal α-helix has a pitch of 0.54 nm and a rise of 0.15 nm. What is the length along the helix axis for a segment of an ideal α-helix that contains 30 amino acids?
TLS Online TPP Program

#Question id: 23248

#SCPH01 Biochemistry

Pyrosequencing is sequencing by synthesis whereby a PCR template is hybridised to an oligonucleotide and incubated with 
1. DNA polymerase
2.  ATP sulphurylase
3. Luciferase 
4. Apyrase
Which of the following option has correct combination?