What term describes a large molecule, such as DNA or starch, made of many repeating smaller units joined together?
Monomers
Enzymes
Polymers
Nucleotides
Practise OCR GCSE Biology What happens in cells (and what do cells need)? with exam-style questions for Foundation and Higher tier. 96 questions, matched to the OCR GCSE Biology (J247) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.