Which of the following substances most likely dissolve in water? check all that apply •paraffin

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.

Identify the missing parts of the carbon cycle

Which could be a pathway of food through an ecosystem