Paul Andersen reviews the major concepts within the fifth unit of the new AP Biology framework. He starts with a description of both DNA and RNA. He explains how DNA is copied during the S phase of mitosis. He explains how...

Aminoacyl tRNA Synthetase Class II Physiology, Biochemistry, and Mechanism

tRNA Processing 1

General Ribosome Physiology and Mechanism Part 1

Aminoacyl tRNA Synthetase: Part 1

Peptidyl Transferase/Ribosome Physiology, Biochemistry, and Mechanism

rRNA Processing: Pre-ribosome to Ribosome

Shine-Dalgarno/Kozak Sequences & 70S Ribosome Assembly

Transcription: Biosynthesis of RNA

Prokaryotic cells were simple enough, but eukaryotic cells are much more complex! They have so many more little features and compartments, like the deluxe model of your car. We have to learn about every single one of these organelles and...