What Is Responsible for Erythrocyte Deformability and Maintaining Cell Shape

question 5

Multiple Choice

What is responsible for erythrocyte deformability and maintaining cell shape?

• A) Membrane proteins
• B) Na⁺ and K⁺ pump
• C) Membrane lipids
• D) Ca²⁺ pump

---

Definitions:

Mammalia

A class of warm-blooded vertebrate animals characterized by the presence of mammary glands, which females use to feed their young.

Class

A rank or category in biological taxonomy, falling between phylum and order, used to classify organisms with shared characteristics.

Phyla

The plural of phylum, a rank in the biological classification system that is below kingdom and above class, used to group organisms based on their basic body plan.

Amniotic Egg

Egg that contains an amnion and other membranes that surround and protect the developing embryo and keep it moist; the evolution of the amniotic egg was one of the adaptations that allowed animals to become completely terrestrial.