Science Homework #13:  Year 11 Give two non-living indicators to measure environmental change.What do automatic control systems use to detect changes in the environment?Why are embryionic stem cells more useful to use than adult stem cells?If 2 alleles of a gene are identical they are known as ……..?…….. Alleles.White cells can destroy micro organisms in two Read More …

Science Homework #12:  Year 11If nanoparticles have such wonderful properties then why are they not used more?The electrolysis of brine (salt water) gives three useful chemicals…Name them.In a chemical equation… the number of atoms in the reactants equals that in the products- this is known as the Law of Conservation of …?How do white blood Read More …