2024 aqa as biology 7401/2 paper 2 with 350 questions and correct detailed answers (verified answers) |already graded a+|| brand new!!

2024 aqa as biology 7401/2 paper 2 with 350 questions and correct detailed answers (verified answers) |already graded a+|| brand new!! What are the three ways a pathogen can damage hosts cells?- ANSWER-1) rupturing them to release nutrients inside them 2) breaking down nutrients inside the cell for their own use. This starves and eventually kills the cell. 3) replicating inside the cells and bursting them when they're released Explain the primary, secondary, tertiary and quaternary structure of a protein. -ANSWER-Primary structure = A sequence of amino acids in the polypeptide chain Secondary structure = Hydrogen bonds form between the amino acids. This makes it coil or fold. Tertiary structure = The coiled or folded chain is coiled or folded furthur. More bonds form between different parts of the polypeptide chain. For proteins made from a single polypeptide chain, It forms their final 3D structure