Explique como a célula consegue manter a diferença de concentração dos íons sódio e potássio dentro e fora dela e por que é necessário esse processo.

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.

Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water