Question

all proteins are right handed in secondary structure true or false​

Answer 1

Answer:

All proteins have primary, secondary and tertiary structures but quaternary structures only arise when a protein is made up of two or more polypeptide chains. ... Secondary structure is when the polypeptide chains fold into regular structures like the beta sheets, alpha helix, turns, or loops.

Answer 2

The given statement is TRUE.

All proteins form RIGHT HANDED HELIX in secondary structure..

Whereas DNA exists as both left handed and right handed( depending on type of DNA)