Sperm cell anatomy, illustration
Plant cell structure, illustration
Mitosis, illustration
Illustration of a human cell
Illustration of a cell membrane
Mitochondria cross-section, illustration
Animal cell, illustration
Animal cell structure, illustration
Fertilisation, illustration
ATP synthase enzyme complex, illustration
Illustration of human cell anatomy
Cell nucleus, illustration
Prokaryotic cell structure, illustration
Illustration of an egg cell and sperm
Lymphocyte, illustration
Macrophage, illustration
Insulin receptor, illustration
Cell signal transduction, illustration
Nucleosome, illustration
Human cell, illustration
DNA dependent RNA polymerase, molecular model
Illustration of a human egg cell
Mitochondrion structure, illustration
Stem cells, illustration
Skeletal muscle, illustration
Naloxone blocking fentanyl from mu-opioid receptor, illustration
Linoleic acid organic compound molecule
Cytokinesis, illustration
Iridovirus cross-section, illustration
Centrosome, illustration
Cholesterol organic compound molecule
Chromatin fibre, illustration
Escherichia coli anatomy, illustration
Rod-shaped Gram-negative bacterium, illustration
Animal cells, illustration
Illustration of a synapse cross-section
Nucleosome without histones, molecular model
Human egg cell and sperm, illustration
Arenavirus particles budding, illustration
Messenger RNA binding to transfer RNA, illustration
Illustration of a mitochondrion
Microviruses at a bacterial cell wall, illustration
Influenza virus and E.coli bacterium
Influenza virus and E.coli bacterium, illustration
Anandamide and cannabinoid receptor, molecular model
Bacterial dehalogenase enzyme, illustration
Nucleosome molecule, illustration
Nucleus, illustration
Sperm, illustration
Chromosomes with DNA, illustration
Vancomycin resistance protein, molecular model
Cholesterol, molecular model
Human sperm
Illustration of a eukaryotic cell showing the main organelles, such as golgi, endoplasmic reticulum, mitochondria, nucleus
Mitochondrion, illustration
Osteoclast cross-section, illustration
Human sperm cells, illustration
Human sperm, illustration
Human sperm and egg
Mitochondrial fusion, illustration
Mitochondrial ATPase protease, molecular model
Poliovirus capsid with receptor
Benomyl fungicide molecule, illustration
Sperm and egg, illustration
Sperm surrounding egg, illustration
Sperm approaching egg, illustration
Hypoxia inducible factor bound to DNA, illustration
Aryl hydrocarbon receptor binding to DNA, illustration
Hypoxia transcription factors binding to DNA, illustration
Structure of a nucleosome, illustration
Human mitochondrial RNA molecule
Cardiac muscle cell, illustration
Zika viruses, illustration
Zika virus and AXL receptor, illustration
Zika virus and stem cells, illustration
CD36 receptor and malaria protein, molecular model
CD36 receptor and fatty acid transport, molecular model
Mitochondria, illustration