If the item was marked up by 1/2 before it was placed on the sales floor, what was the price that the store paid

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.

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins