The Combining Form Phasi/o Means "To Speak," and the Prefix

question 65

True/False

The combining form phasi/o means "to speak," and the prefix a- means "without or absence of."

---

Definitions:

Atom

The basic unit of a chemical element, consisting of a nucleus of protons and neutrons, with electrons orbiting around it.

Substance

A form of matter with a specific chemical composition and set of properties that distinguish it from other forms of matter.

Common Isotope

A variant of a chemical element that has the same number of protons but a different number of neutrons in its nucleus, and is normally more abundant than other isotopes.

Carbon

A chemical element with symbol C, essential to all known life forms, and the basis of organic chemistry.