Ais an agent that can alter the genetic material of an organism and increases the likelihood and frequency of mutations above the background level.

Which statements are true of a scientific theory but not a hypothesis

Chalk is an ionic compound. which is a property of all ionic compounds that makes chalkboard? particularly useful for writing on a a high melting point hardness and brittleness inability to dissolve in water a multicolored appearance

Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review