The most common motifs for this level of structure are the helix and the $\beta$- pleated sheet.
A) primary structure
B) secondary structure
C) tertiary structure
D) quaternary structure
E) both secondary and tertiary

Question

Quizplus · Accepted Answer

Helix and pleated sheet motifs are characteristic of secondary structure, specifically alpha helix and beta sheets.

The Most Common Motifs for This Level of Structure Are β\betaβ

The Most Common Motifs for This Level of Structure Are $\beta$