NABTEB Catering Craft Practice Questions - NABTEB Catering Craft Practice Modular Trade Certificate (Nigeria) Exam

Hair and nails are mainly composed of which fibrous, sulphur-containing protein?

Collagen Keratin Melanin Elastin

Correct Answer:

Keratin

Access more questions from this quiz

Continue to NABTEB Catering Craft Practice Questions - NABTEB Catering Craft Practice Modular Trade Certificate (Nigeria) Exam for more practice questions and the full quiz experience.

Access More Questions