Nucleic acids

Can stop viewing at 6 minutes.

Proteins

Great pictures.  Doesn't mention collagen (the third type of secondary structure).  Quarternary structure is two or more polypeptide globs together.

Lipids

Carbohydrates

Make sure you are using the pictures in the book to help visualize the carbs, dehydration synthesis, etc.  Also checkout the other carbohydrate video for pictures and other discussion notes.  This video just explains the notes.