In the Hardy-Weinberg formula, 2pq represents the frequency of the Aa genotype (heterozygous).
Xylem and Phloem are the conducting elements of vascular plants.They function in the transport of water nutrients,sugar,proteins,and RNA throughout the plant
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In genetics, a mutagen is a physical or chemical agent that changes the genetic material, usually DNA, of an organism and thus increases the frequency of mutations above the natural background level.
Oxegyn comes from plants that aid in in well...living. Meat from live stock in animals that we use to feed ourselves. Sorry if it's not the answer you are looking for. :)