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Decks in this class (67)
A1.1 Water SL
Polar covalent bonds in water,
Hydrogen bonds in water,
Water s role as the medium for life
15
cards
A1.1 Water HL
Extraplanetary origin of water,
Role of earth s gravity in water ...,
Goldilocks zone concept
5
cards
A1.2 Nucleic acids SL
Organic compounds in living cells...
16
cards
A1.2 Nucleic acids HL
Two carbon nitrogen ring bases fo...,
O
8
cards
A2.1 Origins of Cells HL
Time before life with chemical ev...,
Smallest structure considered to ...,
Molecule that stores genetic info...
23
cards
A2.2 Cell structure SL
Cell theory,
Purpose of stains in microscopy,
Convert micrometers to millimeters
25
cards
A2.2 Cell structure HL
Endosymbiosis,
Mitochondria origin,
Multicellularity
10
cards
A2.3 Viruses HL
Viruses,
Capsid,
Genetic material of viruses
20
cards
A3.1 Diversity of organisms SL
Variation,
Species,
Binomial nomenclature
16
cards
A3.1 Diversity of organisms HL
A tool used in fieldwork for iden...,
True or false dna barcoding is us...,
What is the main purpose of dna b...
15
cards
A3.2 Classification and cladistics HL
Classification,
Carl linnaeus,
Taxonomy hierarchy
20
cards
A4.1 Evolution and speciation SL
Evolution,
Natural selection,
Darwinian vs lamarckian evolution
15
cards
A4.1 Evolution and speciation HL
Allopatric speciation,
Sympatric speciation,
Geographical isolation
15
cards
A4.2 Conservation of biodiversity
Biodiversity levels,
Species diversity measurement,
Ecosystem diversity
25
cards
B1.1 Carbohydrates and lipids
The simplest form of carbohydrate...,
What is the primary function of l...,
True or false saturated fats are ...
25
cards
B1.2 Proteins SL
Amino acid,
True or false the sequence of ami...,
What is the role of hydrogen bond...
14
cards
B1.2 Proteins HL
The primary structure of a protein,
True or false secondary protein s...,
What type of protein structure is...
15
cards
B2.1 Membranes and membrane transport SL
Composition of biological membranes,
Structure of a phospholipid,
Amphipathic nature of phospholipids
15
cards
B2.1 Membranes and membrane transport HL
Effect of saturated vs unsaturate...,
Temperature s impact on membrane ...,
Cholesterol s role in regulating ...
15
cards
B2.2 Organelles and compartmentalisation SL
The organization of different fun...,
Structures within a cell that per...,
Organelles that break down waste ...
10
cards
B2.2 Organelles and compartmentalisation HL
Endoplasmic reticulum er,
Golgi apparatus,
An organelle in the cytoplasm of ...
25
cards
B2.3 Cell specialisation SL
Unspecialised cells,
What role do morphogen gradients ...,
How many types of stem cells are ...
20
cards
B2.3 Cell specialisation HL
How do cells adapt to increase sa...,
What adaptations do lung cells have,
What s special about heart muscle...
10
cards
B3.1 Gas exchange SL
Diffusion in gas exchange,
Why is a large surface area impor...,
What property allows gases to mov...
30
cards
B3.1 Gas exchange HL
What is the bohr shift,
Oxyhaemoglobin,
Cooperative binding in haemoglobin
10
cards
B3.2 Transport SL
Arteries,
Capillaries,
Veins
16
cards
B3.2 Transport HL
What is tissue fluid,
How is tissue fluid released from...,
How is tissue fluid reuptaken by ...
24
cards
B3.3 Muscle and motility HL
Movement in biology,
Motile vs sessile organisms,
Locomotion in mammals
30
cards
B4.1 Adaptation to environment
Habitat,
Adaptation,
Sand dunes adaptation
25
cards
B4.2 Ecological niches
Biotic interactions,
Abiotic factors,
Ecological niche
25
cards
C1.1 Enzymes and metabolism SL
The sum of all chemical processes...,
The synthesis of complex molecule...,
The breakdown of complex molecule...
25
cards
C1.1 Enzymes and metabolism HL
Intracellular enzyme catalysed re...,
Extracellular enzyme catalysed re...,
Cyclical metabolic pathways
19
cards
C1.2 Cell respiration SL
Atp,
Atp function,
Atp synthesis
12
cards
C1.2 Cell respiration HL
Role of nad in cell respiration,
Glycolysis overview,
Phases of glycolysis
25
cards
C1.3 Photosynthesis SL
Light energy to chemical energy,
Photosynthesis,
Oxygen production in photosynthesis
21
cards
C1.3 Photosynthesis HL
Photosystems,
Advantage of pigment arrays,
Reaction centre
28
cards
C2.1 Chemical signalling HL
Ligand,
Stages of signal transduction,
Quorum sensing
20
cards
C2.2 Neural signalling SL
Neuron,
Axon,
Dendrite
14
cards
C2.2 Neural signalling HL
Depolarisation,
Repolarisation,
Saltatory conduction
21
cards
C3.1 Integration of body systems SL
Hierarchy of biological organisation,
Emergent properties,
Role of cells
30
cards
C3.1 Integration of body systems HL
Function of the enteric nervous s...,
Enteric nervous system vs cns,
Neuronal control of digestion
15
cards
C3.2 Defence against disease
Categories of pathogens,
Skin s role in primary defence,
Mucous membranes role in primary ...
28
cards
C4.1 Populations and communities
Population,
Random sampling,
Sampling error
40
cards
C4.2 Transfers of energy and matter
Http ecosystems as open systems,
Role of sunlight in ecosystems,
Food chains
39
cards
D1.1 DNA replication SL
Dna replication,
Semi conservative replication,
Helicase function
17
cards
D1.1 DNA replication HL
Dna polymerase directionality,
Leading strand replication,
Lagging strand replication
17
cards
D1.2 Protein synthesis SL
Transcription in biology,
Role of hydrogen bonding in trans...,
Complementary base pairing in tra...
20
cards
D1.2 Protein synthesis HL
Post transcriptional modification...,
Purpose of adding a 5 cap and pol...,
Introns and exons in the context ...
15
cards
D1.3 Mutations and gene editing SL
Gene mutations,
Base substitution,
Synonymous substitutions
12
cards
D1.3 Mutations and gene editing HL
1
cards
D2.1 Cell and nuclear division SL
Cytokinesis,
How do animal cells achieve cytok...,
How do plant cells achieve cytoki...
20
cards
D2.1 Cell and nuclear division HL
What are the phases of the cell c...,
What happens during the s phase,
What is the significance of the g...
10
cards
D2.2 Gene expression HL
Gene expression,
Promoters,
Transcription factors
18
cards
D2.3 Water potential SL
Solvent properties of water,
Water movement,
Water s net movement across a mem...
15
cards
D2.3 Water potential HL
Water potential,
Water movement direction,
Solute and pressure potential s e...
7
cards
D3.1 Reproduction SL
Asexual reproduction,
Sexual reproduction,
Meiosis
25
cards
D3.1 Reproduction HL
Puberty,
Gnrh,
Spermatogenesis
15
cards
D3.2 Inheritance SL
Diploid zygote,
Meiosis,
Describe the significance of herm...
25
cards
D3.2 Inheritance HL
What is independent assortment,
Define a dihybrid cross,
What is mendel s second law
10
cards
D3.3 Homeostasis SL
Define homeostasis,
What does negative feedback do in...,
Give an example of a homeostatic ...
15
cards
D3.3 Homeostasis HL
What is excretion,
Name a major organ of the excreto...,
What is the role of nephrons in t...
10
cards
D4.1 Natural selection SL
Natural selection,
Variation,
Survival of the fittest
15
cards
D4.1 Natural selection HL
Gene pool,
Allele frequency,
Genetic drift
10
cards
D4.2 Stability and change SL
What is ecosystem stability,
Give an example of a stable ecosy...,
How do ecosystems maintain stability
25
cards
D4.2 Stability and change HL
What is biomagnification,
How do microplastics affect marin...,
What are the impacts of macroplas...
10
cards
D4.3 Climate change SL
Anthropogenic climate change,
Greenhouse gases,
Co2 emissions
20
cards
D4.3 Climate change HL
Tipping point,
What is a tipping point example i...,
How do changes in polar habitats ...
10
cards
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IBDP Biology (FA2025)
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