recessive gene. recessive gene in Medicine. recessive gene n. A gene that is phenotypically expressed in the homozygous state but has its expression masked in the presence of a dominant gene.
Environmental law. For other uses, see Environmental Law (disambiguation). Environmental law - or environmental and natural resources law - is a collective term describing the network of treaties, statutes, regulations, common and customary laws addressing the effects of human activity on the natural environment. The core environmental law regimes address environmental pollution.
If approved, the new law is called an act or statute. Some of the better-known laws related to the environment are the Clean Air Act, the Clean Water Act, and the Safe Drinking Water Act. Summaries of the laws EPA administers. Congress.gov: for more information about the legislative process.