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.
Download PDF version of guide for print. Environmental law is a complex mix of federal, state and local laws, regulations, policy choices, science, and health concerns. In addition, it is a dynamic area of the law with changes occurring rapidly.