What happens in an algal bloom? Why are they harmful?

As algal blooms grow the deplete oxygen in the water and block out sunlight from fish and plants. When the algae die off, the microbes which decompose the dead algae use up even more oxygen which make the fish die or leave that area.

Explanation:

the endomembrane system is a series of compartments that work together to package, label, and ship proteins and molecules. in your cells, the endomembrane system is made up of both the endoplasmic reticulum and the golgi apparatus. these compartments are folds of membranes that form tubes and sacs in your cells.

a motor homunculus represents a map of brain areas dedicated to motor processing for different anatomical divisions of the body.

homunculus represents the importance of various parts of your body as seen by your brain. as a result, they take up a lot of brain space. although the cortical homunculus is a curiosity, penfield's work in mapping the brain's relationship to the body was invaluable.