Fibrous vs. Globular Proteins: Key Differences Explained
Fibrous proteins are long, thread-like strands that form structural scaffolds (e.g., collagen in tendons). Globular proteins are compact, spherical molecules that perform dynamic jobs (e.g., hemoglobin ferrying oxygen). People confuse them because both are “proteins,” yet one builds your ligaments while the other powers your blood. Imagine rope versus a tennis ball—same material, opposite missions….