substate biology definition
In biology, a substrate is the surface on which a plant or animal lives.A substrate can include biotic or abiotic materials and animals. For example, encrusting algae that lives on a rock (its substrate) can be itself a substrate for another animal that lives on top of the algae. substrate can include biotic or abiotic materials and animals. For example, encrusting algae that lives on a rock (its substrate) can be itself a substrate for another animal that lives on top of the algae.