What alters an organisms DNA so it codes for new substances?

What is phosphoric acid? Why did the people believe in birth stones? What is the relationship between blood and tissue fluid? What is the only planet in are solar system that rolls like a barrel instead of spinning? What types of trees grow mostly on Vancouver Island? What was the strengths of the Roman god Neptune? Explain How The Structure of a specialized Cell Is Related To Its Function In The Body Of A Multicellular Organism? What are the two continents located entirely between the Equator and the South Pole? How did tycho Brahe and Kepler employ the science method? How many watts does a cuisinart use? Is it possible that by a speed change of the Earths rotation February can have 30 days? What body system does the tapeworm affect? What does a geneticist use to cut DNA at specific base sequences? What natural resource that are harvested in my state include? Many protozoa have tiny hair like structures that beat back and forth to aid a protozoas movement What are these hair like structures called? Weight of 45 gallons of crude oil? IS Ag Br is soluble in Na OH? Five carbon sugar found DNA and RNA? Name two ways that isotopes of an element differ? Is the human body made primarily ag haploid or diploid?