Inorganic ions 0.0 / 5 ? BiologyBiological moleculesASCCEA Created by: connoroneillCreated on: 16-11-18 14:45 Role of potassium in plants Active transport; protein synthesis; helps maintain turgidity 1 of 14 Role of calcium in plants Middle lamella (calcium pectate); translocation of carbohydrates 2 of 14 Role of magnesium in plants Activator for some enzymes; component of chlorophyll 3 of 14 Role of iron in plants Constituent of elctron carriers needed in photosynthesis and respiration 4 of 14 Role of nitrates in plants Some hormones e.g. auxin 5 of 14 Role of phosphate in plants Cell membrane (phospholipids); forms part of ATP and nucleic acid 6 of 14 Role of potassium in animals Active transport; protein synthesis; transmission of nerve impulses 7 of 14 Role of calcium in animals Bones, teeth, sheels; blood clotting; muscle contraction 8 of 14 Role of magnesium in animals Activator for some enzymes; component of bones and teeth 9 of 14 Role of iron in animals Forms part of the haem group in respiratory pigments (e.g. haemoglobin) 10 of 14 Role of nitrates in animals Some hormones e.g. insulin 11 of 14 Role of phosphate in animals Cell membrane (phospholipids); forms part of ATP and nucleic acid 12 of 14 What is pH? Partial pressure of H+ ions. 13 of 14 What is a buffer? A compound which absorbs H+ ions when the concentartion is high, and released them when conc. is low 14 of 14
Comments
No comments have yet been made