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?

#SCPH28 | Zoology

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: 14211

#SCPH05 I Biotechnology

Damkohler number (Da) used to define

TLS Online TPP Program

#Question id: 7701

#SCPH05 I Biotechnology

The various taxonomic levels (for example, phyla, genera, classes) of the hierarchical classification system differ from each other on the basis of ________

TLS Online TPP Program

#Question id: 923

#I Life Science/ Life Sciences Group – I-V

The conversion of palmitoyl-CoA (16:0) to myristoyl-CoA (14:0) and 1 mol of acetyl-CoA by the B-oxidation pathway results in the net formation of:

TLS Online TPP Program

#Question id: 18709

#SCPH01 Biochemistry

qPCR can be done by

i) cyanin dye or SYBR green – to measure amplification

ii) Taqman assay – measure extension

iii) molecular beacons - denaturation

TLS Online TPP Program