RAB7A plays a central role in the final stages of autophagy, facilitating autophagosome-lysosome fusion, lysosome positioning, and cargo degradation. Its activation by guanine nucleotide exchange ...

Prior to using this narrative, have learners create their own model of a cell in their notebooks using whatever background information or experience they might have. While exploring the narrative, ...

Before cells can divide by mitosis, they first need to replicate all of their chromosomes, so that each of the daughter cells can receive a full set of genetic material. Scientists have until now ...

If scientists could shrink themselves to microscopic size and take a journey through the human body—like the submarine crew ...