What species is best adapted to living In cold temperatures a species a b species b c species c d species d

Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.

What is the best-known carbohydrate?

Using meiosis, the sporophyte produces spores that are .