The inner core of silk filament, fibrion is a/an

A. Protein

B. Amino acid

C. Fats

D. Lipid

Answer: Option A

Solution(By Examveda Team)

The inner core of silk filament, fibrion is a Protein.
Silk fibroin is a protein with intrinsic characteristics that make it a good candidate as a scaffold for tissue engineering.
Silk is a continuous filament fiber produced by silk worms. The raw fiber consists of two filaments glued together with a substance called sericin.