HELP! In the desert, saguaro cacti, owls, horned lizards, and fire ants all share the same space.

Which example can be considered a population?

the lizards and the ants

all plants in the same area

all species in the same area

all saguaro in the same area

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.

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time