AP Bio Insta-Review Topic 1.5: Structure & Function of Macromol

Front

What is the primary structure of a protein?

Back

The primary structure of a protein is the linear sequence of amino acids linked by peptide bonds.

Front

What level of protein structure is described as alpha helix/beta-pleated sheet?

Back

Secondary structure.

Front

What type of bond connects amino acids in a protein?

Back

Peptide bond.

Front

What pairs with adenine in DNA?

Back

Thymine.

Front

How many hydrogen bonds are between adenine and thymine?

Back

2 hydrogen bonds.

Front

What is the tertiary structure of a protein?

Back

The overall three-dimensional shape of a polypeptide, formed by interactions between R groups.

Front

What is the quaternary structure of a protein?

Back

The structure formed when two or more polypeptide chains aggregate.

Front

What is the role of hydrogen bonds in protein structure?

Back

Hydrogen bonds stabilize the secondary structure of proteins.

Front

What is the function of nucleotides in DNA?

Back

Nucleotides are the building blocks of DNA, consisting of a sugar, phosphate group, and nitrogenous base.

Front

What is the 5’ end of a DNA strand?

Back

The end of the DNA strand that has a phosphate group attached to the fifth carbon of the sugar.