Cell Biology

A single-celled parasite colony feeds inside an animal's cell. From Jumpstory

Things Yorami know: the multicellular conundrum

Two questions will occupy us in this column, both of which concern the relationship between the whole and its parts. Let's start with Nir's philosophical questioning: in the animal world (fish, reptiles, mammals and birds) we know that all body parts serve the
The polar site (the yellow part) is a detector, a processor and a motor, all together, that is - a multi-functional means that controls the growth and movement of the single cell. [Courtesy of ETH Zurich]

How do the cells in our body sense their surroundings?