BuyFind

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
Publisher: Cengage Learning
ISBN: 9781337408332
BuyFind

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
Publisher: Cengage Learning
ISBN: 9781337408332

Solutions

Chapter
Section
Chapter 25, Problem 10SQ
Textbook Problem

Feathers and hair consist mainly of ___ .

  1. a. chitin
  2. b. cartilage
  3. c. keratin
  4. d. collagen

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