How does the body increase carbon dioxide levels when there is a decrease, steps?

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.

Environmental impacts on evolution : mastery test

What in scientific term why the salty popcorn causes this thirst