Biology Is a Term That Includes Everything That Appears in the Body

question 28

Multiple Choice

Biology is a term that includes everything that appears in the body and the __________, regardless of its origins.

• A) nonshared environment
• B) social circle
• C) shared environment
• D) brain

---

Definitions:

Hydroxyl Group

A functional group consisting of an oxygen atom bonded to a hydrogen atom (-OH), which is found in alcohols and many other organic molecules.

Ribose

The 5-carbon sugar present in RNA and in important nucleoside triphosphates such as ATP.

Leader Sequences

Short sequences of amino acids at the beginning of the synthesis of a protein that signal where in the cell it should be localized.

Ribosomes

Cellular structures responsible for protein synthesis, found in both eukaryotic and prokaryotic cells.