Biology ib - Study guides, Revision notes & Summaries
Looking for the best study guides, study notes and summaries about Biology ib? On this page you'll find 1291 study documents about Biology ib.
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IB BIOLOGY HL REVISION 2024 QUESTIONS WITH ANSWERS VERIFIED BY EXPERTS NEW GENERATION
- Exam (elaborations) • 51 pages • 2024
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IB BIOLOGY HL REVISION 2024 QUESTIONS WITH ANSWERS VERIFIED BY EXPERTS NEW GENERATION IB BIOLOGY HL REVISION 2024 QUESTIONS WITH ANSWERS VERIFIED BY EXPERTS NEW GENERATION IB BIOLOGY HL REVISION 2024 QUESTIONS WITH ANSWERS VERIFIED BY EXPERTS NEW GENERATION IB BIOLOGY HL REVISION 2024 QUESTIONS WITH ANSWERS VERIFIED BY EXPERTS NEW GENERATION IB BIOLOGY HL REVISION 2024 QUESTIONS WITH ANSWERS VERIFIED BY EXPERTS NEW GENERATION IB BIOLOGY HL REVISION 2024 QUESTIONS WITH ANSWERS VERIFIED BY EXPERTS...
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IB Biology SL — Topic 1 • Cell Biology with Complete Solutions
- Exam (elaborations) • 25 pages • 2024
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IB Biology SL — Topic 1 • Cell Biology 
 
with Complete Solutions 
 
Cell theory 1. All living things are composed of cells 
2. Cells are the smallest unit of life 
3. Cells only arise from pre-existing cells 
 
Striated muscle cell Exception to cell theory! 
 
→ Muscle cells fuse to form fibres that may be very long (>300mm) 
 
→ Consequently, they have multiple nuclei despite being surrounded by a single, continuous 
plasma membrane 
 
→ Challenges the idea that cells always funct...
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IB Biology Latest Update with Verified Solutions
- Exam (elaborations) • 30 pages • 2024
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IB Biology Latest Update with Verified 
 
Solutions 
 
genotype the alleles of an organism 
 
phenotype the characteristic of an organism 
 
dominant allele an allele that has the same effect on the phenotype when present in both 
homozygous and heterozygous states 
 
co-dominant alleles pair of alleles that both affect the phenotype when present in a 
heterozygote 
 
recessive alleles an allele that only has an effect on the phenotype when in homologous state 
 
locus the particular position on...
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IB Biology: Chapter 1 Latest 2024 Graded A+
- Exam (elaborations) • 21 pages • 2024
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IB Biology: Chapter 1 Latest 2024 
 
Graded A+ 
 
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 
 
- r...
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IB BIOLOGY - HUMAN PHYSIOLOGY QUESTIONS AND ANSWERS ALREADY PASSED
- Exam (elaborations) • 51 pages • 2024
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IB BIOLOGY - HUMAN PHYSIOLOGY 
QUESTIONS AND ANSWERS ALREADY 
 
PASSED 
 
What is injestion? Ingestion is eating food 
 
What is Digestion? Passage of smaller molecules from the digestive 
 
What is Absorption? Passage of smaller molecules from the digestive system into the 
bloodstream or lymphatic system 
 
What is transport? The delivery of small molecules to tissues by the circulatory system 
 
What is the alimentary canal? The alimentary canal consists of organs through which food 
actually...
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IB Biology semester 1 Latest Version Graded A+
- Exam (elaborations) • 38 pages • 2024
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IB Biology semester 1 Latest Version 
 
Graded A+ 
 
Cells Smallest functional unit of an organism 
 
What are the principles of cell theory? 1. All living things are made of cells 
2. Cells are smallest unit of life 
3. Cells come from pre-existing cells 
 
What are the properties of life? Metabolism 
Reproduction 
Growth 
 
Response 
Excretion 
Homeostasis 
Nutrition 
 
Prokaryotic cells Single cell which has neither a distinct nucleus or organelles can be an 
organism (e.g. bacteria) 
 
Flage...
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Biology ib SL and HL paper 1 and paper 2 review (with links and resources)
- Summary • 141 pages • 2024
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The document goes in great detail about the ib biology SL and HL topics; Water, Origin of cells, cell structure, virsues, carbohydrates and lipids, organelles and compartementalization, diversity of organisms, membranes, cell specialization, stem cells etc. It's almost 200 pages of the topics descriptions, diagrams, drawings, explanations, resources and videos. The information contains both the old syllabus and the new 2025 ib biology syllabus. The black notes are class notes, while the red not...
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Biology ib water potential full review (with syllabus)
- Summary • 12 pages • 2024
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This documents provides in depth answers and questions from the IB biology and A level biology syllabus. It provides examples, diagrams, pictures and other resources to get information from. The document is 12 pages with detailed information, which is very useful to memorize before the test. Therefore, it's recommended to go over this document before your exams or before a quiz about the water potential/osmosis topic to get the highest grade possible. The document is as cheap as possible so tha...
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AQA A LEVEL BIOLOGY PAPER 1 2021.
- Exam (elaborations) • 41 pages • 2022
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AQA A LEVEL BIOLOGY PAPER 1 
2021. Describe the induced-fit model based on enzyme action and how an enzyme acts as a 
catalyst. 
[3 marks] 
. 2 Scientists investigated the action based on the enzyme ATP synthase. They made reaction 
mixtures each containing: 
• ATP synthase 
• buffer (to control pH) 
• substrates. 
One based on the substrates required within these reaction mixtures is inorganic phosphate (Pi). 
Tick ( ) one box to show which other substrate the scientists must add to the ...
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IB Biology Review with Complete Solutions
- Exam (elaborations) • 254 pages • 2024
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IB Biology Review with Complete 
 
Solutions 
 
cell theory -All living things are composed of cells 
 
-cells come from preexisting cells 
 
-Cells are smallest unit of life 
 
Challenges to cell theory: muscle fibres -They are fused cells, so they're long and have 
multiple nucleus 
 
-challenges cells are autonomous units 
 
Challenges to cell theory: Giant algae -certain species may grow large 
 
-challenges idea cells are microscopic and larger organisms are composed of many 
 
Challenges ...
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