Ib bio Study guides, Class notes & Summaries

A hydrophobic amino acid R group would be found where in a protein? - ANSWEROn the inside of the folded chain, away from water What happens when a protein denatures? - ANSWERIt hydrolyzes bonds, ionic bonds, hydrophobic interactions, disulfide bridges, and peptide bonds are disrupted What do enzymes do? - ANSWERSupply energy to start a chemical reaction In an experiment, changing the pH from 7 to 6 resulted in an increase in product formation. From this we could conclude that - ANSWERTh...

IB Bio SL 2, covers: Cell Respiration; Photosynthesis; Species, Communities, and Ecosystems; Energy Flow; Carbon Cycling; Evidence for Evolution; Natural Selection; Classification of Biodiversity; Cladistics; Digestion; The Blood System; Gas Exchange; Nutrition; The Heart

IB Biology Midterm Study guide Exam Questions With 100% Correct Answers 1. Which are examples of homologous structures? A. The wings of bats and butterflies B. The fins of fish and whales C. The hindlimbs of frogs and grasshoppers D. The forelimbs of primates and penguins - answerD. The forelimbs of primates and penguins 2. Which is an example of natural selection? A. A giraffe stretching its neck to reach higher leaves B. A juvenile bird learning to sing C. Development of antibiotic ...

IB biology past essay questions HL and SL all units and mark scheme 2023 (A+) Outline what is meant by the trophic level of an organism with three examples from one named habitat. (4 max) - Answer-feeding level for an organism in a food chain naming of habitat (1 mark) naming three trophic levels correctly (1 mark) three examples forming a food chain from the named habitat (1 mark) 2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms obtain energy. (6 ma...

IB BIOLOGY - HUMAN PHYSIOLOGY question and correct answer rated A+ 2023What is injection? - correct answer Ingestion is eating food What is Digestion? - correct answer Passage of smaller molecules from the digestive What is Absorption? - correct answer Passage of smaller molecules from the digestive system into the bloodstream or lymphatic system What is transport? - correct answer The delivery of small molecules to tissues by the circulatory system What is the alimentary canal? - co...

IB Biology Review Exam Topic 2: Molecular Biology Actual Exam Questions Answered Correctly LATEST

IB Biology Topic 2: Molecular Biology Exam Questions and Answers (Latest Update 2023) Verified Answer

cell theory - ️️- all living things are composed of cells - the cell is the smallest unit of life - cells only arise from pre-existing cells challenges to the cell theory - ️️- *striated muscle* challenges the idea that a cell has one nucleus - *giant algae* challenges the idea that cells must be simple in structure & small in size - *aseptate fungal hyphae* challenges the idea that a cell is a single unit functions of life - ️️- metabolism - response - homeostasis - gro...

IB Biology - Unit 2 - Molecular Biology Exam Questions and Answers (Latest Update 2023) Verified Answers (Actual Paper)

IB Biology Exam With Questions And Answers Graded A+ @ 2023...