Will give medal! which of the following must happen before the cell can go through mitosis? a. the cytoplasm must divide. b. the cell must copy its dna. c. the spindle fibers must break down. d. the sister chromatids must separate

Describe how alleles and genes are related

Apart of an ecosystem that can restrict the growth of a population is referred to as

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.