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Life Sciences diagram templates
Phylogenetic trees, pathways, gene networks, anatomy.
Biology — Metabolic Energy
Kleiber's law and energy-balance relations.
LaTeX (KaTeX)Biology — Photosynthesis: Two Stages
Light-dependent reactions feeding the Calvin cycle.
Graphviz (DOT)Biology — Digestive Enzymes
Which enzyme breaks down each class of food.
Graphviz (DOT)Biology — Homeostasis (Negative Feedback)
The negative-feedback control loop.
Graphviz (DOT)Biology — Dichotomous Key
Branching yes/no identification key.
Graphviz (DOT)Biology — Genetic Engineering
Steps to insert a gene into a host organism.
Graphviz (DOT)Biology — Symbiotic Relationships
Types of close species interactions.
Graphviz (DOT)Biology — Ferritin (PDB 1FHA)
The iron-storage protein's hollow spherical shell.
3D Molecules (3Dmol)Biology — Adenylate Kinase (PDB 1AKE)
A classic example of induced-fit conformational change.
3D Molecules (3Dmol)Biology — Anatomy: Skeleton
Major bones of the human skeleton.
Anatomy / body systemsBiology — Anatomy: Body Regions
Gross regions of the human body.
Anatomy / body systemsBiology — Phylogeny: arthropods
Relationships among the major arthropod groups (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Phylogeny: the three domains
The universal tree: Bacteria, Archaea and Eukaryota (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Phylogeny: bird orders
A simplified cladogram of major bird groups (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Genetic Cross Ratios
Expected phenotype ratios for common crosses.
LaTeX (KaTeX)Biology — ABO Blood Groups
Multiple-allele inheritance of the ABO system.
LaTeX (KaTeX)Biology — Lung Volumes
Respiratory volumes and capacities.
LaTeX (KaTeX)Biology — Plant–Pollinator Network
A bipartite mutualistic network of plants and pollinators.
Cytoscape (Network)Biology — Disease Contact Network
A contact graph showing how an infection can spread.
Cytoscape (Network)Biology — Electron Transport Chain
Electron flow through the respiratory complexes to oxygen.
Cytoscape (Network)Biology — Endocrine Axes
Hypothalamic–pituitary control of peripheral glands.
Cytoscape (Network)Biology — Osmoregulation
ADH control of water reabsorption.
Graphviz (DOT)Biology — Endocrine Glands
Major endocrine glands and their key hormones.
Graphviz (DOT)Biology — DNA Structure
Components of a nucleotide and base pairing.
Graphviz (DOT)Biology — Levels of Ecological Organisation
From individual organism up to the biosphere.
Graphviz (DOT)Biology — Evidence for Evolution
The main independent lines of evidence.
Graphviz (DOT)Biology — Transport in Plants
Xylem and phloem transport pathways.
Graphviz (DOT)Biology — Cytochrome c (PDB 1HRC)
The heme electron carrier of the respiratory chain.
3D Molecules (3Dmol)Biology — Trypsin (PDB 2PTN)
A classic serine-protease digestive enzyme.
3D Molecules (3Dmol)Biology — Phylogeny: fungal phyla
Relationships among the major fungal groups (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Phylogeny: reptiles
A simplified reptile cladogram (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Phylogeny: flowering plants
Major angiosperm lineages (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Anatomy: Heart Chambers
The four chambers and the great vessels.
Anatomy / body systemsBiology — Energy & Biomass Pyramids
Ten-percent transfer rule between trophic levels.
LaTeX (KaTeX)Biology — Osmosis & Tonicity
Cell responses to solutions of different tonicity.
LaTeX (KaTeX)Biology — Enzyme Inhibition
Competitive vs non-competitive inhibition kinetics.
LaTeX (KaTeX)Biology — Marine Food Web
An ocean food web from phytoplankton to apex predators.
Cytoscape (Network)Biology — Immune Cell Network
Interactions between innate and adaptive immune cells.
Cytoscape (Network)Biology — Nitrogen Cycle Network
Nitrogen transformations as an interactive network.
Cytoscape (Network)Biology — Cardiac Cycle
The phases of one heartbeat.
Graphviz (DOT)Biology — Menstrual Cycle
Hormonal phases of the menstrual cycle.
Graphviz (DOT)Biology — Nerve Impulse
The action-potential cycle of a neuron.
Graphviz (DOT)Biology — Five Kingdoms
The five-kingdom classification of life.
Graphviz (DOT)Biology — Major Biomes
The world's major terrestrial and aquatic biomes.
Graphviz (DOT)Biology — Decomposition & Recycling
How nutrients return to producers.
Graphviz (DOT)Biology — Insulin (PDB 4INS)
The 2-Zn insulin structure at high resolution.
3D Molecules (3Dmol)Biology — Pepsin (PDB 5PEP)
The stomach's aspartic-protease digestive enzyme.
3D Molecules (3Dmol)Biology — Phylogeny: carnivore families
Cats, dogs, bears and weasels (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Phylogeny: great apes
Human and the great apes (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Mitosis vs Meiosis
Shared and distinct features of the two divisions.
Venn / EulerBiology — The Genetic Code
Codons, start/stop signals and degeneracy.
LaTeX (KaTeX)Biology — Fick's Law of Diffusion
Surface area, concentration gradient and exchange-surface design.
LaTeX (KaTeX)Biology — Gel Electrophoresis
How DNA fragments separate by size.
LaTeX (KaTeX)Biology — TCA (Krebs) Cycle Network
The citric-acid cycle drawn as a closed network.
Cytoscape (Network)Biology — Coagulation Cascade Network
Clotting factors converging on fibrin formation.
Cytoscape (Network)Biology — Blood Glucose Control Network
Insulin and glucagon antagonism around blood glucose.
Cytoscape (Network)Biology — Photosynthesis Pathway Network
Light reactions feeding the Calvin cycle.
Cytoscape (Network)Biology — Levels of Protein Structure
Primary through quaternary protein structure.
Graphviz (DOT)Biology — Membrane Transport
Passive and active routes across the cell membrane.
Graphviz (DOT)Biology — Components of Blood
Plasma and the cellular components of blood.
Graphviz (DOT)Biology — Muscle Contraction
The sliding-filament sequence.
Graphviz (DOT)Biology — Flower Structure
Male and female reproductive parts of a flower.
Graphviz (DOT)Biology — Seed Germination
From dormant seed to seedling.
Graphviz (DOT)Biology — Rhodopsin (PDB 1F88)
The light-sensing GPCR of the retina.
3D Molecules (3Dmol)Biology — Aquaporin (PDB 1J4N)
The membrane channel that conducts water.
3D Molecules (3Dmol)Biology — Phylogeny: cetaceans
Whales and dolphins (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Phylogeny: dinosaurs
Major dinosaur lineages (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Gas Transport in Blood
Oxygen binding, the Bohr shift and CO2 carriage.
LaTeX (KaTeX)Biology — Renal Clearance & GFR
Clearance, glomerular filtration rate and the nephron balance.
LaTeX (KaTeX)Biology — Nerve Conduction
What sets conduction speed along an axon.
LaTeX (KaTeX)Biology — Genetic Linkage & Mapping
Recombination frequency and genetic map distance.
LaTeX (KaTeX)Biology — Photosynthesis & Respiration
The complementary overall equations and energy yield.
LaTeX (KaTeX)Biology — lac Operon Regulation
Repressor and inducer control of the lac operon.
Cytoscape (Network)Biology — Trophic Cascade
How a top predator indirectly shapes vegetation.
Cytoscape (Network)Biology — Complement Activation
Pathways converging on the membrane attack complex.
Cytoscape (Network)Biology — Aerobic Respiration
The four stages of aerobic respiration and ATP yield.
Graphviz (DOT)Biology — Transpiration Stream
Water movement from roots to leaves.
Graphviz (DOT)Biology — Plant Tropisms
Auxin-driven directional growth responses.
Graphviz (DOT)Biology — How Vaccines Work
Building immunological memory from a vaccine.
Graphviz (DOT)Biology — Antibiotic Resistance
Natural selection of resistant bacteria.
Graphviz (DOT)Biology — C3, C4 & CAM Fixation
Three strategies for fixing carbon.
Graphviz (DOT)Biology — Chymotrypsin (PDB 4CHA)
A serine-protease digestive enzyme.
3D Molecules (3Dmol)Biology — Calmodulin (PDB 1CLL)
The dumbbell-shaped calcium-signalling protein.
3D Molecules (3Dmol)Biology — Phylogeny: amphibians
Frogs, salamanders and caecilians (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Phylogeny: insect orders
Major insect orders (branch lengths ≈ MYA).
Phylogeny (Newick)Biology — Chargaff's Rules & DNA
Base-pairing ratios and helix dimensions.
LaTeX (KaTeX)Biology — Body Mass Index
BMI and its standard categories.
LaTeX (KaTeX)Biology — Osmolarity & Water Balance
Osmolarity, osmotic pressure and body fluids.
LaTeX (KaTeX)Biology — Genetic Probability
Combining probabilities in genetics problems.
LaTeX (KaTeX)Biology — Population Change
Demographic change and age-structure shapes.
LaTeX (KaTeX)Biology — Insulin Signalling
Insulin receptor cascade to glucose uptake.
Cytoscape (Network)Biology — Urea Cycle
The ornithine cycle that disposes of ammonia.
Cytoscape (Network)Biology — Competition Network
Resource competition among species.
Cytoscape (Network)Biology — Viral Replication Cycle
Stages of the lytic viral replication cycle.
Cytoscape (Network)Biology — Blood Vessels
Structure and role of arteries, veins and capillaries.
Graphviz (DOT)Biology — The Eye
Path of light through the eye to the brain.
Graphviz (DOT)Biology — The Ear
How sound is transmitted through the ear.
Graphviz (DOT)Biology — Excretory Organs
Organs of excretion and what each removes.
Graphviz (DOT)Biology — Types of Pollination
Self vs cross pollination and pollinator adaptations.
Graphviz (DOT)Biology — Food Chain
A simple linear food chain with trophic roles.
Graphviz (DOT)