Proteins Can Be Categorized as One of Two Basic Types

question 210

Multiple Choice

Proteins can be categorized as one of two basic types:

• A)DNA or RNA.
• B)antibodies or antigens.
• C)enzymes or hormones.
• D)simple or complex.
• E)fibrous or globular.

---

Definitions:

Sarcoplasmic Reticulum

A specialized type of smooth endoplasmic reticulum found in muscle cells, responsible for storing and releasing calcium ions during muscle contraction and relaxation.

Smooth Muscle

A type of muscle tissue which is not under conscious control, found in the walls of internal organs such as the stomach, intestines, and blood vessels.

Goose Bumps

The phenomenon where the skin appears to have goosebumps due to the erection of hairs, typically caused by cold or emotional factors.

Left Ventricle

The Left Ventricle is one of the four chambers of the heart, responsible for pumping oxygenated blood through the aorta to the rest of the body.