Aqa Gcse Science (Biology) Higher Tier Exam Questions (42 Terms) With Verified Definitions Updated 2024

Magnification Formula {Ans: Image Size divide by Actual Size}Bile {Ans: A substance produced by the liver and stored in the gall bladder that breaks down lipids}Function {Ans: What the cell does, its job}Lipease {Ans: An enzyme that finishes off the process of breaking down lipids and turns them into glycerol and fatty acids}Actual Size Formula {Ans: Image Size divide by Magnification}Protease {Ans: An enzyme that breaks down proteins into amino acids}Substrates {Ans: The molecules that enzymes act upon}Ribosomes {Ans: Tiny round structures where new proteins are made for the cell}Carbohydrase (amylase) {Ans: An enzyme that breaks down starches into glucose}Eukaryote {Ans: A cell that contains a nucleus}Enzyme-Substrate Complex {Ans: When an enzyme binds to a substrate}Cell Wall {Ans: A rigid outer coating that gives support to the cell}Dependent Variable {Ans: The variable you observe}Stem Cells {Ans: A cell that has not been differentiated yet}Prokaryote {Ans: A cell without a nucleus}Emulsification {Ans: The process of bile breaking down food}Differentiation {Ans: Where an unspecialised cell turns into a very specific cell with a specific function and specific adaptation, it has become specialised}Independent Variable {Ans: