Edexcel IGCSE Biology 復習筆記 1.1.2 Diffusion & Dilution Diffusion & Dilution Diffusion and dilution experiments support a theory that all matter (solids, liquids and gases) is made...
Edexcel IGCSE Chemistry 復習筆記 1.1.1 The Three States of Matter The Three States of Matter The three states of matter are?solids,?liquids?and?gases A substance can usually exist in all thr...
Edexcel IGCSE Biology 復習筆記 5.4.2 Cloning Mammals Cloning Mammals Embryo cloning It is possible to clone animals using?embryo transplants For example, if a farmer wants the best cattle, they mus...
Edexcel IGCSE Biology 復習筆記 5.4.1 Micropropagation Micropropagation Tissue culture is a process in which very small ('micro') pieces of plants (‘tissue’) are grown (‘cultured’) using nutr...
Edexcel IGCSE Biology 復習筆記 5.3.3 Genetic Engineering: Crops Genetic Engineering: Crops Genetically modified plants are?plants that have had foreign DNA inserted into their genome This is...
Edexcel IGCSE Biology 復習筆記 5.3.2 Genetic Engineering: Insulin Manufacturing Insulin The gene for?human insulin?can be inserted into?bacteria?which then produce human insulin which can be...
Edexcel IGCSE Biology 復習筆記 5.3.1 The Process of Genetic Engineering The Process of Genetic Engineering The gene that is to be inserted is located in the original organism Restriction enz...