The cell cycle control systems of cancer cells differ from those of normal cells. select the best explanation for this fact.

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.

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?