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- Brain (22060 bytes)
5: ...n neurons. The [[human brain]] is particularly complex and enlarged.
9: ...y [[complex]] brains: the [[arthropod]]s (for example, [[insect]]s and [[crustacean]]s), the [[cephalo...
11: ... known as [[allocortex]] (Martin, 1996). More complex vertebrates like mammals have developed six-lay...
18: ...eadly disease among [[cattle]] and is linked to [[prion]]s.
25: ...the brain. [[Artificial intelligence]] seeks to replicate brain function (although not necessarily bra... - Food (24212 bytes)
1: [[Image:Foods.jpg|thumbnail|right|Food from plant sources]]
3: ...]] for animals, and is usually of [[animal]] or [[plant]] [[origin]].
23: ...d collection. This involves combining stationary plant and fungal food sources (such as fruits, grain...
28: ... seen as an important social occasion. Meals also play an important role in the celebration of many ke...
32: ...isen above [[subsistence]] levels and beyond [[staple food]]s, food is also [[sell|sold]] pre-prepared... - Bovine spongiform encephalopathy (16156 bytes)
1: {{Taxobox_begin | color = violet | name = ''BSE prion''}}
2: {{Taxobox_begin_placement | color = violet}}
3: {{Taxobox_norank_entry | taxon = [[Prion]]}}
4: ...{Taxobox_norank_entry | taxon = [[Prion|Mammalian prion]]}}
5: {{Taxobox_norank_entry | taxon = '''''BSE prion'''''}} - Evolution (27661 bytes)
18: ...]], it has completely replaced earlier accepted explanations for the origin of species, including [[cr...
31: ...irmed by the science of [[DNA]] genetics. For example, every living thing makes use of [[nucleic acid]...
35: ...process is exceedingly slow, the diversity and complexity of modern life requires that the Earth be ve...
37: ...e includes input from the fields of geology and [[planetary science]]. These sciences provide informat...
44: ...nd [[Vermiform appendix|appendix]] are common examples. - Biology (23579 bytes)
2: ...velop a list of the most basic topics in biology, please see [[Wikipedia:biology basic topics]].''
4: ... fields that are often viewed as independent disciplines. Together, they study life over a wide range ...
23: ==Principles of biology==
25: ...nevertheless characterized by several major principles and concepts which include: universality, evolu...
33: ...e of universal processes is also present, for example in most [[metazoan]] organisms the basic steps o... - Virus (17572 bytes)
9: ...pears in ''any'' extant Latin manuscript). (See [[plural of virus]]).
12: ...e viruses are dependent on host cells for their replication they are generally not classified as "livi...
14: ...r [[self-assembly]], and thusly they have large implications in the study of the [[origin of life]]. I...
16: ==Study and applications of viruses==
18: ===Viruses as tools for exploring basic cellular processes=== - Protein (17280 bytes)
2: ...#970;νη''' = ''first element'') is a complex, high molecular weight [[organic compound]] tha...
3: ...ein subunit|subunits]] of enzymes. Other proteins play structural or mechanical roles, such as those t...
7: ...nscribed]] to yield [[RNA]], which serves as a template for [[translation (genetics)|translation]] by ...
16: ...on as part of the larger assembly or [[protein complex]].
28: For example, protein [[catabolism]] requires only a few enzy... - Livestock (24677 bytes)
9: ...vailable food source that can be controlled or supplied by humans, a rapid rate of [[reproduction]], a...
15: ...eal]] crops, allowing larger concentrations of people to live there.
17: ...r and is less labour intensive than most forms of plant agriculture. Animals could graze on pasture un...
19: For example, in Italy and Spain during the [[middle ages]] a...
26: ...''' : In many agricultural societies, livestock replaced [[game (food)|wild game]] as the primary sour... - Life (11665 bytes)
13: ...ged for millions of years? Did life start on this planet or was there an extraterrestrial intervention...
22: ...xamples that require further elaboration. For example, according to the above definition, one could sa...
28: *People who are [[impotent]] are not alive.
41: ...] bound, [[carbon]] metabolic, [[nucleic acid]] replicated, protein readout [[system]]
42: ...or positive [[feedback]]" ([http://www.mol.uj.edu.pl/~benio/cyber_def_life.pdf J. theor Biol. 2001]) - Organism (3272 bytes)
3: ...organelle]]s, namely [[mitochondria]] and [[chloroplast]]s, are generally considered to be derived fro...
5: The phrase ''complex organism'' describes any organism with more tha...
16: ...nt movement (although for example the growth of [[plant]]s can be described as such), and do not respo...
49: ...f most organisms, bacterium, a virus or even a [[prion]].
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