sentence: Algae get protection from ultraviolet light, which in some environments is quite significant.
sentences_before: There is also general mechanical protection.
sentences_after: Probably, algae get access to the minute amounts of minerals, which the fungus gets from the substrate or from dust settling on the thallus. Algal cells are sometimes destroyed in the course of nutrient exchange, though the algal cells divide and replace them. Above all, the partnership is a resounding success, and gets to places where few other plants can survive.
concept_name: algae
headings: Lichen Their life habit Mutual benefits
categories: Fungi Botany Bacteria Algae Extremophiles