- biotechnology: using science to change organisms or their environment or to get products from organisms
- chromosome: threadlike structure in a genome that contains genetic material and protein
- cloning: making two or more organisms out of one using tissue
- cutting: sections of plants leaves, steams, or other parts that grow into a plant, method of clonning
- gene: the unit of heredity on a chromosone
- gene mapping: process oof locating and identifying genes by trait
- gene splicing: joining dna from one organism with dna in another
- genetic code: how the information in the genes of organisms is arranged
- genetic engineering: artifically changing the genetic make up of the organism
- genome: structure in a cell that contains heredity material
- grafting: placing a section of one plant onto another plant so that the section grows
- growth implant: small pelllet or other material containing hormones placed in a animal to promote growth
- hormone: a substane produced by an organism that has a specific effect on its growth or other behavior
- issue: question or proiblem that has more than one possible answer
- particle gun: device used to 'send (shoot) DNA into a cell durring gene splicing
- recombinnant DNA: new DNA formed by genetic engineering
- tissue culture: a kind of cloning that uses cells ore small clusters of cells from a parent to produce a new living thing
- trangentic organism: the product organism resulting from altering the genetic material into an organism