AP Biology: Unit 1 Review (CED)

Front

What macromolecule(s) contain nitrogen?

Back

Nucleic Acids & Proteins

Front

What is the pairing and number of bonds in a DNA double helix?

Back

A pairs with T (2 bonds) & G pairs with C (3 bonds)

Front

Which component is NOT part of a nucleic acid monomer?

Back

Amino acid

Front

How do phospholipids orient in a membrane?

Back

Phospholipids orient in bilayer with hydrophilic heads on exterior

Front

Which macromolecule(s) contain phosphorus?

Back

Nucleic Acids

Front

Define macromolecules.

Back

Large, complex molecules essential for life, including carbohydrates, proteins, lipids, and nucleic acids.

Front

What is the primary function of proteins?

Back

To perform a variety of functions including catalyzing reactions (enzymes), signaling, and structural support.

Front

What are the building blocks of proteins?

Back

Amino acids.

Front

What is the structure of a nucleotide?

Back

A nucleotide consists of a pentose sugar, a phosphate group, and a nitrogenous base.

Front

What is the role of phospholipids in cell membranes?

Back

They form a bilayer that acts as a barrier to protect the cell and regulate what enters and exits.