Pearson Edexcel Level 3 GCE 9BN0/01 2022 Biology A (Salters Nuffield) Advanced PAPER 1: The Natural Environment and Species Survival

Document Content and Description Below

Biology A (Salters Nuffield) Advanced PAPER 1: The Natural Environment and Species SurvivalAnswer ALL questions. Some questions must be answered with a cross in a box . If you change your mind abo... ut an answer, put a line through the box and then mark your new answer with a cross . 1 Mineral ions are required for plant growth. (a) (i) Nitrate ions are required for the synthesis of (1) A amino acids B cellulose C starch D sucrose (ii) Phosphate ions are required for the synthesis of (1) A cellulose B chlorophyll C nucleic acids D sucrose (iii) Magnesium ions are present in the structure of (1) A amino acids [Show More]

Last updated: 1 year ago

Preview 1 out of 32 pages