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Many kangaroo rats live in the sonoran desert of the southwestern united states. they have a variety of adaptations for living in the desert. under which circumstance would the kangaroo rats of the sonoran desert be most likely to develop new adaptations by natural selection?

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture