Which part of the cell surrounds the cell and allows molecules in and out this cell part also has holes in it and is said to be semi permeable?

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 conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Diagram of the evolution of land plants?