Micro Quiz 1

What is the building block of a lipid?

fatty acid

Each amino acid differs from another in the............

nature of the side chain (R)

The molecule DNA contains a five-carbon sugar called

*deoxyribose

Identify the correct statement regarding the process of denaturation.

It is the loss of protein structure.

Which of the following is the symbol for an amino group?

NH2

The complementary DNA sequence of 5'-ATTGCATCCG- ............3' is

3-TAACGTAGGC-5

ADP+Pi =

ATP

The primary source of chemical energy in the body comes from a nucleotide known as:

ATP

Which of the following functional groups is the carboxyl group?

COOH

The hydrolysis of ATP yields ADP, phosphate ion, and

Energy

A 4-Carbon ring with an -OH group attached to one of the rings is typically found in the structure of.......

Steroids

..............protein structure results primarily when the helix or sheet folds irregularly, forming disulfide bridges, hydrogen bonds, and ionic bonds between amino acids in the chain.

Tertiary

The structure of RNA differs from DNA in that..............

The backbone of RNA contains ribose

A nucleotide consists of a

fve-carbon sugar, a nitrogenos base and a phosphate group

A sugar conjugated with a protein is called

glycoprotein

Many lipids are composed of fatty acids and............

gycerol

Molecules with two fatty acid chains and a phosphate group that form biological membranes are called

phospholipids

chemical The alpha-helix and beta-pleated sheet are characteristic of:

secondary protein structure

You would expect a peptide bond to link

two amino acids