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inesandreag

A&P Week 2: Chemistry of Life

QuestionAnswer
The most abundant element essential to life is carbon
What term is used to describe all of the chemical reactions that occur in body cells? metabolism
A force holding two atoms together is a(n) chemical bond
A chemical bond formed by the sharing of one or more pairs of electrons between the outer shells of two atoms is called a(n) ___ bond. covalent
Which subatomic particles carry a charge? protons and electrons
The reaction between hydrogen and oxygen needed to form water is an example of a synthesis reaction
As the concentration of hydrogen ions increases, the pH goes ____, and the solution becomes more ____. down; acidic
Hydrolysis _____ a water molecule. breaks down compounds by adding
The water molecule has two distinct ends, each with a partial electrical charge. Because of this structure, water is said to be polar
As a result of which reaction during catabolism is a water molecule added to break a larger compound into smaller subunits? hydrolysis
Hydrogen bonds result from unequal charge distribution on a molecule. Such molecules are said to be polar
Created by: inesandreag
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