In what ways are fats and steroids similar to each other, and in what ways are they different?

Both fats and steroids are a form of lipids with different structure and functions.

Explanation:

Both fats and steroids are a form of lipids with different structure and functions.

The structure of fats consists of fatty acid (which is a long chain of carbons with a carboxyl group attached to its one end) and glycerol while steroid has four fused ring structure with base of carbon. Out of the four fused ring , three are six membered ring while one is five membered ring.

Steroid is very essential for the metabolic processes and immunity within the body while fats store energy and protect vital body organ

the reason the two sea urchins don't compete with each other for food, resources, etc. is because the urchins have adapted to the environment but they have also adapted to each other. this is most likely because the genes of the sea urchins.