BIOLOGY KEY WORDS- 5 0.0 / 5 ? BiologyUse of biological resources (5)GCSEEdexcel Created by: carolinepontinCreated on: 07-04-19 16:49 Agitation means mixing up, such as in fermenter to keep the microorganisms in contact with the ideal amounts of nutrients and oxygen 1 of 19 Aseptic precautions involve killing all unwanted microorganisms to prevent their growth, such as in fermenter 2 of 19 Biological control means using organisms, such as a predator or parasite, to control the number of pests 3 of 19 Interspecific predation predation of one species by another, for example predator and prey 4 of 19 Intraspecific predation predation of individuals in a species by other individuals of the same species 5 of 19 Lactobacillus Lactobacillus bacteria are used to turn milk into yogurt 6 of 19 Oxygenation the adding of oxygen to water, usually by bubbling air through it 7 of 19 Yield refers to the amount of food produced from a crop of farm animal 8 of 19 Genetic modification (genetic engineering) the transfer of a gene from one one organism into another so that the gene can be expressed 9 of 19 Ligase enzyme an enzyme that joins pieces of DNA together, and is used in genetic engineering 10 of 19 Recombinant DNA DNA that contains a gene inserted during genetic engineering 11 of 19 Restriction enzyme a enzyme that cuts DNA at a specific site 12 of 19 Transgenic organism a organism that contains DNA from a different species 13 of 19 Vector a structure, such as a virus or bacterial plasmid, for carrying genetic material into a cell in genetic engineering 14 of 19 Enucleate to remove the nucleus from a cell 15 of 19 Explants are tiny pieces of plant used in micropropagation 16 of 19 In vitro describes a laboratory process taking place in a test tube or dish 17 of 19 Micropropagation the culture of explants in the laboratory to produce many clones of a single plant 18 of 19 Tissue culture another word for micropropagation 19 of 19
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