The element that forms the backbone of organic molecules is ________.

A. nitrogen
B. hydrogen
C. oxygen
D. carbon


Answer: D

Anatomy & Physiology

You might also like to view...

Part of the process of epithelial tissue repair is the formation of a strong, but inelastic, tissue. What is this tissue called??

A) ?Scar B) ?Scab C) ?Suture

Anatomy & Physiology

Answer the following statements true (T) or false (F)

1. The organs of the respiratory system are designed to perform two basic functions: air distribution and gas exchange. 2. The upper respiratory tract consists of the nose, pharynx, and trachea. 3. The lower respiratory tract consists of the larynx, bronchi, and lungs. 4. A “head cold” involves the upper respiratory tract. 5. A “chest cold” involves the lower respiratory tract.

Anatomy & Physiology

What part of the axon is called the trigger zone?

A. Terminal arborization B. Synaptic knob C. Myelin sheath D. Axon hillock

Anatomy & Physiology

The cytoplasm within a cell body of a neuron is called the

A. neurokaryon. B. soma. C. perikaryon. D. chromatophilic substance. E. chromatophobic substance.

Anatomy & Physiology