Three processes that occur in cells are described in the box. Substances pass through the lipid bilayer of a cell from areas of high concentration to areas of low
concentration.
• Substances move through protein channels of the lipid bilayer of a cell from areas of high concentration to
areas of low concentration.
Substances move through the lipid bilayer of a cell from areas of low concentration to areas of high
concentration.

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.