Miller-Urey experiment, illustration
Protein digestion, illustration
Ribosome and protein synthesis, diagram
Warp drive experiment, illustration
Chemical precipitation, illustration
Southern blot DNA analysis, illustration
DNA molecule, illustration
Formation of proteins, illustration
Carrier proteins in cells, illustration
Exon-intron structure of genes and DNA, illustration
Triglyceride, glycerol and fatty acids, illustration
Eukaryotic cell genomes, illustration
Geological clock, illustration
CRISPR-Cas9 gene editing, diagram
Triglyceride structure, Illustration
Lactic fermentation, illustration
Structure of RNA and DNA, illustration
Stages of protein synthesis, illustration
Respiration experiment, illustration
Mitosis, illustration
Panspermia, conceptual illustration
DNA over water, illustration
DNA over strange sea, illustration
Deoxyribose sugar molecule, illustration
Fluorine molecule, illustration
Fructose sugar molecule, illustration
Galactose sugar molecule, illustration
Glucose sugar molecule, illustration
Ribose and deoxyribose sugar molecules, illustration
Ribose sugar molecule, illustration
Chromosomal mutation types, illustration
Gene cloning, illustration
EcoRI enzyme restriction site, illustration
EcoRV enzyme restriction site, illustration
Active nucleoprotein filament, illustration
Pyruvate oxidation, illustration
Starch digestion, illustration
Formation of biological membranes
Structure of keratin, illustration
Enzyme reaction models, illustration
Enzyme reaction stages, illustration
Redox reactions, illustration
Plasma membrane, illustration
Nuclear membrane pore, illustration
Cellular packaging of DNA, illustration
Ribosome protein synthesis, illustration
Cellular protein synthesis, illustration
Golgi apparatus, illustration
Cellular protein transport, illustration
Mitochondrion, illustration
Chloroplast, illustration
Cytoskeleton, illustration
Microtubule polarity, illustration
Eukaryotic flagellum, illustration
Membrane channel proteins, illustration
Membrane carrier proteins, illustration
Active membrane transport, illustration
Na-K membrane ion pump, illustration
Water flow in osmosis, illustration
Osmosis in plant cells, illustration
Phagocytosis, illustration
Pinocytosis, illustration
Receptor-based endocytosis, illustration
Exocytosis, illustration
Electron transport system, illustration
ATP synthase enzyme complex, illustration
Myelinated neuron anatomy, illustration
Cell response mechanisms, illustration
Human ear anatomy, illustration
G-protein-linked receptor, illustration
Metaphase in cell division, illustration
Chromosome and microtubules, illustration
Cytokinesis in animal cells, illustration
Cytokinesis in plant cells, illustration
Meiosis cell division, illustration
Meiosis and mitosis, illustration
Telomere and telomerase, illustration
Pre-RNA splicing mechanism, illustration
Ribosome structure, illustration
DNA transcription, illustration
Helix-turn-helix DNA-binding domain
Helix-loop-helix DNA-binding domain
Zinc finger DNA-binding domain
DNA repair mechanism, illustration
Epigenetic code, illustration
Mitochondrial membrane proteins, illustration
Lactose sugar molecule structure, illustration
Surfactant protein D, illustration
Surfactant protein A, illustration
Surfactant protein structural shapes, illustration
Mechanism of enzyme action, illustration
Blood vessels and aquaporins, illustration
Cell membrane receptor proteins, illustration
Coronavirus spike protein, illustration
Animal cloning process, illustration
GABA, illustration
Serotonin, illustration
Inclined plane experiment, illustration
Boyle's law apparatus, illustration
Charles's law apparatus, illustration
Pressure-temperature gas law, illustration
Gay Lussac's pressure-temperature gas law, illustration
Thermal conduction in water, illustration
Spark counter, illustration
Geiger-Muller tube, illustration
Geiger-Muller tube with alpha radiation, illustration
Van de Graaff generator, illustration
Electrolysis, illustration
Electromagnet, illustration
Cathode ray tube, illustration
Ripple tank with plane waves, illustration
Ripple tank, illustration
Ripple tank with plane and circular waves, illustration
Raybox, illustration
Alpha, beta and gamma radiation, illustration
Periscope, illustration
Stages in human evolution, illustration
Autophagy mechanisms, illustration
Meucci's telephone design, illustration
Rutherford scattering experiment, illustration
Gram-positive bacterial cell wall, illustration
Brain and spinal anatomy, 19th century illustration
Yeast respiration experiment, illustration
Bacterial cell, illustration
Animal cell, illustration
Isometric virion, illustration
Enveloped virion, illustration
Protein, illustration
Phenylalanine hydroxylase molecule
Glutamine synthetase molecule
Selenocysteine synthase molecule
Strychnine-sensitive glycine receptor molecule
Transfer RNA complex
SAM-I IV riboswitch aptamer domain
Glycine N-methyltransferase complex
Alanine amino acid molecule
Arginine amino acid molecule
Asparagine amino acid molecule
Aspartic acid amino acid molecule
Cysteine amino acid molecule
Glutamic acid amino acid molecule
Glutamine amino acid molecule
Glycine amino acid molecule
Histidine amino acid molecule
Isoleucine amino acid molecule
Leucine amino acid molecule
Lysine amino acid molecule
Methionine amino acid molecule
Phenylalanine amino acid molecule
Proline amino acid molecule
Threonine amino acid molecule
Tryptophan amino acid molecule
Tyrosine amino acid molecule
Valine amino acid molecule
tRNA synthetase complexed with tRNA
Thyroxine-binding globulin complex
Demethylase complexed with RNA
Human thyroxine-binding globulin molecule
Molecular model of imidazole