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?

#Part-B Specialized Branches in Biotechnology

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: 10557

#Part-B Specialized Branches in Biotechnology

The attraction of water to a solid phase such as a cell wall or glass surface known as

TLS Online TPP Program

#Question id: 12583

#Part-B Specialized Branches in Biotechnology

Which of the following is caused by excessive nutrient runoff into lakes?

TLS Online TPP Program

#Question id: 3003

#Part-B Specialized Branches in Biotechnology

Which statement best characterizes the behavior of a bacterial culture during EXPONENTIAL GROWTH?

TLS Online TPP Program

#Question id: 3610

#Part-B Specialized Branches in Biotechnology

If the genotype consists of only one type of allele. It is called

TLS Online TPP Program

#Question id: 12490

#Part-A Aptitude & General Biotechnology

Tay-Sachs disease shows autosomal recessive inheritance. Parents of a newly diagnosed affected child are referred for genetic counselling. It would be correct to tell them that: