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Property Organism Value Units ID Details
Volume of egg Ostrich Struthio camelus 1338 cm^3 105104 C. Brooke Worth, Egg...
Rule of thumb for time it takes a metabolite (lactate) to diffuse across the cell Bacteria Escherichia coli ~1e-3 sec 104674 Calculated according...
Outdated value of largest known genome size - [dubious report, see comments] Polychaos dubium 6.7e+11 bp 104470 Parfrey LW, Lahr DJ,...
Protein production rate in haploid cell under fast growth conditions Budding yeast Saccharomyces cerevisiae 13000 (6500-19500) Proteins/cell/sec 104309 von der Haar T. A qu...
Number of base pairs of telomeric DNA that are lost each replication cycle Human Homo sapiens 50-200 base pairs 104276 Jegou T, Chung I, Heuvelman G...
Doubling time of fastest growing eukaryote Yeast Kluyveromyces marxianus 52 min 103707 Groeneveld P, Stouthamer AH...
Number of neurons and glial cells in neocortex Human Homo sapiens ~5e+10 cells 103185 Pelvig DP, Pakkenberg H...
Turnover time of plant organic matter in the oceans Biosphere 2-6 days 102947 Field CB, Behrenfeld MJ...
Average turnover time of plant organic matter on land Biosphere 19 years 102946 Field CB, Behrenfeld MJ...
Carbonic Anhydrase II turnover rate Human Homo sapiens ~1e+6 1/sec 102663 Lindskog S. Structure...
Ratio between number of microbial cells and number of animal cells in body Human Homo sapiens 10 (outdated, updated value is 1.3, see comments section) unitless 102391 Savage DC. Microbial...
Number of cells in human body Human Homo sapiens ~ (~1e+13 (see BNID 113006 for more updated value of 3x10^13)) cells/body 102390 Savage DC. Microbial...
Cell diameter (largest of any bacteria) Bacteria Thiomargarita namibiensis 180 (100-750) µm 102207 Schulz HN, Brinkhoff T...
Number of skin cells (for total number of cells in body, 3e+13, see BNIDS 113005, 113006) Human Homo sapiens 1.1e+11 cells 101734 Amazing numbers in biology...
Largest protein size - titin Human Homo sapiens 33423 aa 101653 Stewart Scherer. A Short...
Lifespan of MDCK cell infected by influenza A Influenza 24 hours 101609 Hornickova, Different...
Size (diameter) of most abundant cyanobacteria Prochlorococcus 0.6 (0.5-0.7) µm 101520 Partensky F, Hess WR...
Characteristic heart rate Pond mussel 4-6 beats per minute 101518 Amazing numbers in biology...
Diameter of the smallest eukaryote Ostreococcus tauri 1 µm 100494 Palenik B, Grimwood J...
Number of olfactory receptor cells in the nose Human Homo sapiens 1.2e+7 unitless 100703 http://faculty.washi...