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: 3022

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

Late log phase of the bacterial growth curve

TLS Online TPP Program

#Question id: 12902

#SCPH01 Biochemistry

An extension of microarray technology may also be used to analyze tissue sections,this process is known as_____

TLS Online TPP Program

#Question id: 2308

#SCPH06 I Botany

In what way are the Archaea more similar to the Eukarya than to the Bacteria?

TLS Online TPP Program

#Question id: 28013

#Research Methodology

How can the objectivity of the research be enhanced?

a.Through its controlling utility

b.Through its reliability

c.Through its validity

d.Through its impartiality

TLS Online TPP Program

#Question id: 11103

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

A key mechanism of gas transport through the tracheal system is