OFFICIAL SUMMER 2025 PEARSON EDEXCEL Pearson Edexcel Level 3 Advanced GCE In Biology B (9BI0) Paper 01: Advanced Biochemistry, Microbiology and Genetics MERGED QUESTION PAPER + MARK SCHEME

OFFICIAL SUMMER 2025 PEARSON EDEXCEL Pearson Edexcel Level 3 Advanced GCE In Biology B (9BI0) Paper 01: Advanced Biochemistry, Microbiology and Genetics MERGED QUESTION PAPER + MARK SCHEME Answer ALL questions. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . 1 Active transport is one type of cell transport mechanism. (a) What happens during active transport? A ATP is hydrolysed releasing energy B ATP is hydrolysed using energy C ATP is phosphorylated releasing energy D ATP is phosphorylated using energy (b) Which substance is transported against a concentration gradient by active transport? A hydrophilic molecule B large hydrophobic molecule C small hydrophobic molecule D water 2 (1) (1) ■■■■ DO NOT WRITE