Aqa alevel biology - Study guides, Class notes & Summaries

ALevel AQA Biology, AQA ALEVEL BIOLOGY Exam @ 2023...

2023 AQA Alevel BIOLOGY 7402/3 Paper 3 Question Paper & Mark scheme (Merged)|| newest 2024 Describe how oxygen in the air reaches capillaries surrounding alveoli in lungs ANSWERTrachea and bronchi and bronchioles; Down pressure gradient; Down diffusion gradient; Across alveolar epithelium; Across capillary endothelium/epithelium; Difference between species richness and index of diversity ANSWERSpecies richness measures only number of (different) species / does not measure number ...

2023 AQA Alevel BIOLOGY 7402/3 Paper 3 Question Paper & Mark scheme (Merged)|| newest 2024 What type of theory can cell theory be described as? ANSWERA unifying concept What is a unifying concpet? ANSWERA concept that is universally accepted among the scientific community What are the three main ideas that Cell Theory states? ANSWER- All living organisms are made up of one or more cells -Cells are the basic functional unit - New cells are produced from pre-existing cells Describ...

AQA Alevel Biology Paper 3 Essay Plans with complete solution

AQA A-LEVEL Biology paper 1 .2020. complete real exam questions and answers ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS WITH RATIONALES ALREADY GRADED A+ What are monomers? - CORRECT ANSWER-The smaller units from which larger molecules are made What are polymers? - CORRECT ANSWER-Molecules made from a large number of monomers joined together What are examples of monomers? - CORRECT ANSWER-Monosaccharides, amino acids and nucleotides What happens in a condensation reaction? - CORRECT AN...

AQA Alevel Biology Paper 3 Essay Plans

AQA A Level Biology 2024 Comprehensive Questions And Verified Answers/ Complete Solutions With Rationales |Get It 100% Accurate!! Already Passed!!

AQA A - LEVEL BIOLOGY PAPER 3 TOPIC 1 - 8 EXAM GUIDE QNS & ANS JUNE 2024. EXAM QUESTIONS AND COMPLETE VERIFIED 100%CORRECT ANSWERS WITH RATIONALES WELL EXPLAINED AND GRADED A+ ALREADY PASSED!!!!!!!! LATEST 2024 UPDATE WITH 100% GUARANTEED SUCCESS AFTER DOWNLOAD (ALL YOU NEED TO PASS YOUR EXAMS) explain the role of mitosis in the life cycle of single-celled and multicellular eukaryotic organisms interphase: DNA replication, resulting in 2 sister chromatids, stretched out prophase: chromosomes ...

AQA ALEVEL BIOLOGY;DIGESTION $ ABSORPTION EXAM 2024 What is amylase for - ANSWER-Hyrdolyses alternate glycosidic bonds of starch molecule to produce maltose Where is maltase produced? - ANSWER-(In the cell membrane of epithelial cells) Small intestine Maltose - ANSWER-glucose + glucose Where is maltase secreted? - ANSWER-Small intestine (In the epithelial cells of the small intestine) Lining of ileum Role of maltase - ANSWER-Hyrdolyses maltase into monosacc...

AQA A-LEVEL Biology paper 1 .2020. complete real exam questions and answers ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS WITH RATIONALES ALREADY GRADED A+ What are monomers? - CORRECT ANSWER-The smaller units from which larger molecules are made What are polymers? - CORRECT ANSWER-Molecules made from a large number of monomers joined together What are examples of monomers? - CORRECT ANSWER-Monosaccharides, amino acids and nucleotides What happens in a condensation reaction? - CORRECT AN...