Question

Please help with this bio question

In each of the sentences below, fill in either covalent or non-covalent.

Antibodies bind antigens using _________________________ bonds.

Protein unfolding by urea involves breaking of _________________________ bonds.

Peptide bond is an example of a _________________________ bond.

Sugar-phosphate backbone in the DNA is held together by _________________________ bonds.

Interactions between the Lac repressor and the operator involve _________________________ bonds.

Hydrolysis of polysaccharide by lysozyme involves breaking of _________________________ bonds.

The strands forming a β-sheet in a protein are interacting via _________________________ bonds.

Answer 1

1. Antibodies bind antigens using non covalent interactions.
2. Protein unfolding by urea involves breaking of covalent bonds
3. Peptide bond is an example covalent bond
4. Sugar phosphate backbone in the DNA is held together by covalent bonds
5. Interactions between the lac repressor and the operator involve noncovalent bonds.
6. Hydrolysis of polysaccharide by lysozyme involves breaking of covalent bonds
7. The strands forming beta sheet in a protein are interacting via noncovalent bonds.