Practice Questions

TLS Online TPP Program

#Question id: 762

Regarding the sugar residues in nucleic acids, which, if any, of the following statements is incorrect?

#SCPH01 Biochemistry

The sugar is always based on a heterocyclic ring that consists of one oxygen atom and four carbon atoms, one of which is connected to a fifth carbon atom, the 5’ carbon atom.
The internal sugar residues in a DNA strand normally have free hydroxyl groups, unlike those in an RNA strand.
Bases are covalently linked to the carbon 1’ atoms of the sugars.
Neighboring sugar residues are linked to each other by a phosphodiester bond that connects the 3’ carbon atom on one sugar to the 5’ carbon atom of its neighbour.

More Questions

TLS Online TPP Program

#Question id: 1548

#SCPH06 I Botany

B-cell survival in the follicle is dependent on?

TLS Online TPP Program

#Question id: 2281

#SCPH05 I Biotechnology

Enzymes embedded in the membrane of the smooth ER

TLS Online TPP Program

#Question id: 6948

#SCPH28 | Zoology

Which of the following genes is expressed at the posterior margin of each parasegment

TLS Online TPP Program

#Question id: 12182

#SCPH06 I Botany

The cell cycle is controlled by protein kinases that comprise a catalytic subunit and a regulatory subunit. Which of the following statement is correct regarding to these subunits?

TLS Online TPP Program

#Question id: 554

#SCPH28 | Zoology

The Lineweaver-Burk plot is used to: