Exam 2: Chemistry of Life

The nitrogen bases adenine,guanine,and cytosine can be found in both RNA and DNA.

The formula for glucose is C₆H₁₂O₆.This indicates that there are 24 atoms in a molecule of glucose.

Match each organic compound with its corresponding description. -lipid that is used to make hormones such as estrogen and testosterone

The DNA and RNA molecules are the same except the DNA has thymine and the RNA molecule has uracil.

Describe the three types of lipids and give the function of each.

MATCHING Match each part of the atom with its corresponding description. -part of the atom that gives an atom its atomic number

Cholesterol contains two fatty acid molecules.

Which subatomic particle has no charge?

Bonds that usually dissociate in water to form electrolytes are _____ bonds.

A molecule of glucose is larger than a molecule of sucrose.

The lock-and-key model describes how two strands of DNA are able to join so precisely to form a double helix.

Match each term with its corresponding description or definition. -process by which reactants combine only after hydrogen and oxygen atoms have been removed

Match each organic compound with its corresponding description. -compound whose basic unit is a monosaccharide

For a compound to be considered an organic compound it must have a C-O or an H-O bond.

Which of the following is an example of a monosaccharide?

Bases have

Which of the following is a functional protein?

Which of these elements is not one of the four elements that make up most of the human body?

Which of the following is a structural protein?

The nitrogen atom has a total of seven electrons.To have a full outer energy level,it would have to