Never still, the earth and its environment are constantly changing. ... Surviving in a changing world is difficult if an organism cannot change along with it. ... Slowly, the population of fish will become more fully adapted to its new environment. ... Sometimes the changes cannot take place fast enough and a whole population
Septate hyphae have cell walls to septate the cells while non-septate hyphae do not.. ... Rhizoid hyphae, stolon, sporophore, and haustorium. Rhizoid hyphae support the fungus and digest the food.