Even though it might seem like our bodies are on autopilot, there is a whole lot happening inside us to keep things moving. In this episode of Crash Course Biology, we’ll learn that our cells are in constant communication, reminding each...

Lesson on the Notch Signaling Pathway. The Notch signaling pathway is a highly conserved and critically important pathway in homeostasis and the development of sensory hair cells and branched arterial networks. The Notch signaling...

When the action potential reaches the axon terminal, this triggers a series of events that result in the release of neurotransmitter to the synaptic cleft. Neurotransmitters bind to the receptors on the postsynaptic membrane causing a...

In episode 2, Charlie and Jordan explore cell fusion discoveries, reminisce about the good and the not-so-good days through “mental time travel,” and take a peek at the Vizzies.