A diverse pool of helps ensure that individuals in a species will pass a variety of traits to their offspring.
A. Genes
B. Populations
C. Fish

Landfills are waste disposal sites. they are often man-made depressions in the ground covered with a lining designed to prevent any leakage of waste materials. however, landfills can leak through the base resulting in negative impacts on the surrounding environments. what negative impact to the environment is caused by organic and inorganic constituents that are dissolved by rainfall in the landfills?

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

Drag each label to the correct location. each label can be moved more than once match the properties with the subatomic particle