Life Science Reference - Biology Online
Dictionary, links and tutorials on cell biology, genetics, genetics and evolution, control of growth and development, regulation of biological systems, adaptation and freshwater ecology.

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define coculture entered by user 2741864
define cultural diversity entered by user 5282870
define occupational exposure entered by user 6822372
define topographic entered by user 2741864
definition - astronomical entered by user 3420120
definition of constructs entered by user 7754576
definition of e coli entered by user 2109137
definition of e coli entered by user ditto
definition of fusiform entered by user 6208036
definition of herbivory entered by user 3099806
definition of immunocytochemistry entered by user 924691
definition of malignancies entered by user 4602891
definition of specie entered by user 565143
definition of whole blood entered by user 5559158
definition protist entered by user 565143
demodex entered by user 1524276
desaturation entered by user 3747463
diagram of dna replication entered by user 9298061
digestion the mouth entered by user 2987387
dinucleotides entered by user 1720851
dna diagram entered by user 9298061
dna replication diagram entered by user ditto
does keeping my dogs coat short keep him cooler entered by user 5577970
duodenum entered by user 10169364
eac rosette test definition of entered by user 5312395
effect of alcohol in plants entered by user 6286124
effect of alcohol in plants entered by user ditto
elk tracks entered by user 3720543
emuresis entered by user 18455001
enzyem entered by user 3502426
eosinophils entered by user 12866762
erythematous entered by user 4858270
erythematous entered by user 869251
erythematous entered by user 1037295
erythematous entered by user 4282915
erythematous entered by user 4093309
eubacteria definition entered by user 653986
evolution of reptile eggs entered by user 7255319
examples of natural selection entered by user 1539133
expiratory contractions in breathing entered by user 14939499
eye trickery entered by user 2085475
falx cerebri entered by user 4177252
fault in iraq war entered by user 4699233
feedback mechanism entered by user 9040586
fistulotomy entered by user 7344894
freckle trait entered by user 18546694
freshwater plankton entered by user 1306247
genetic drift entered by user 2189002
genetic mutation entered by user 3503744
gray matter definition entered by user 11263949
great vessels entered by user 1204024
growth of an embryo entered by user 5248640
growth patterns entered by user 20014301
growth patterns in human height entered by user ditto
hardy-weinberg equation entered by user 3593045
hashimotos entered by user 8008405
haversian canals entered by user 7143352
head tremors entered by user 6201585
hermafadites entered by user 15730537
hills sachs deformity entered by user 4967607
hills sachs deformity entered by user ditto
hilus entered by user 3188469
homeostasis entered by user 9974970
homeostasis entered by user ditto
hoof biology entered by user 6652629
horners syndrome entered by user 5128554
how can mutations cause species to change over time entered by user 265644
how digestion work entered by user 1411102
how negative feedback system works biology entered by user 3506358
how plants reproduce entered by user 4206444
human genetic mutation entered by user 2507654
human growth and development entered by user 1194962
human nervous system entered by user 3754868
human nervous system entered by user 3765296
human nervous system entered by user ditto
human nervous system entered by user ditto
humeral head entered by user 2720289
hydra biology entered by user 358394
hydroxyproline entered by user 3971194
hypertonic entered by user 8334522
igm nephropathy entered by user 5882018
iliac bone entered by user 7594258
iliac crest entered by user 2829571
iliac crest entered by user 5481360
insect invertabrates entered by user 12407332
insenescence entered by user 1708489
intercostal nerves entered by user 8617838
interosseous muscles entered by user 14584788
interscapulothoracic amputation entered by user 12198769
intervir entered by user 5220144
inversion mutation entered by user 16117804
invertabrate phylum entered by user 12861650
invertabrates entered by user 12407332
invertabrates entered by user ditto
is heat needed for the water cycle entered by user 4127269
isometric contraction in skeletal muscle tissue entered by user 186465
jondice entered by user 2060981
kidney biology entered by user 929313
kinins entered by user 2680142
lack of vitamin a entered by user 1148510