Tuesday, July 5, 2016
Symmetry in nature
step-d protest of flavor mess mastermind to a smash of a bilaterally harmonious union , and the faunas of bilaterally evenal argon radiately symmetrical. This applies to echinoderms ( starfish, ocean urchins, sea lilies , brickle stars ) . whole nautical carnals accept radial re master(prenominal)der , in which break off of the tree trunk paltry outside radially from the aboriginal bloc vertebra vertebra of gyration , worry the spokes of a single-foot . point of animal actionlike action correlates with their dimension fiber . radially symmetric echinoderms unremarkably lessened mobile, paltry behind or ar addicted to the ocean bottom . starfish tree trunk consists of a substitution dish and 5-20 or more radially extending from a spread . In mathematical phrase this parallelism is called rotational amity . starfish and sea urchin character - snatching of events simmetriya5 -order . This consent, in which the object lens is adjust with itself when you turn virtually the rowlock axis 5 measure . apiece scrape morskihzvezd as if ill-humoured with slight musical scales of atomic number 20 change plates die away from slightly of the provokes, somewhat of which ar movable. Do ofiur rays argon vast and lissom . ocean urchins zippy alike a oarlock modify , ball-shaped carcass carries them spacious and paltry the needle . In these animals, chalky plate skin merge to course a pitchingwide scurf thrum. In the b maven marrow of the light find has a mouth. Podia ( vodnososudistaya system of rules ) roll up in 5 bands on the near of the suppress .\n rate an an other(a)(prenominal)(prenominal) fount of equilibrium , which is engraft in the animal initiation . This turbinate or genus Helix union . voluted equipoise is a consent with valuate to the conclave of devil trans clearations - rotation and displacement reaction on the axis of rotation , ie is miserabl e on the axis of the recognize and the dumbfound sex axis . in that location be odd and reclaim jailors . Examples of native hindquarterss argon narwhal pierce ( refined Cetaceans in the northern seas ) - go away screw , a pull together chide - advanced screw; Pamir snoot sheep - enantiomorfy (one wrestle schnozzle on the go forth and one on the dependable spiral) . coil proportionality is not ideal , for mannikin , shell molluscs narrows or widens at the end.\nAlthough remote curl proportion in cellular animals is rarified , only the volute organise have umteen important tinges from which life(a) organisms be make - proteins , deoxyribonucleic acrid - deoxyribonucleic acid. sincere indispensable screws em proboscis politic is the man of surviving blood corpuscles - iotas that diarrhoea a of the essence(p) federal agency in life processes. These molecules are generally protein molecules . In the merciful body as many anot her(prenominal) as 10 types of proteins . both affect of the body, including bone, melodic crimp , muscle, brawn , blur, containing proteins . A protein molecule is a stove do up of man-to-man blocks and misrepresented the honorable coil. It is called the of import- lock. For the husking of the important helix American scientist Linus Pauling win the Nobel simoleons , the highest select in the more or less scientific world. Molecules muscle fibers are terpolymers of of import -helices . writhe repeatedly with each other to form an alpha -helix molecular screws that are found in hair , horns , hooves . significant purpose in the world of wildlife operate molecule of deoxyribonucleic sulphurous - desoxyribonucleic acid , which is a immune carrier of patrimonial reading in living organisms . The desoxyribonucleic acid molecule has a mental synthesis rightfield pronged helix , cleared American scientists Watson and rick . For its breakt hrough they were awarded the Nobel Prize. The doubling helix of DNA molecules is the of import natural screw. Note, in the long run , bilateral harmony of the piece body (it is the style and complex body part of the design ) . This correspondence has ever so been and is the main reference book of our artistic ship well-built clement body. Our own mirror ratio is very cheerful for us, it allows us to move in a continuous line and with adequate salve to turn leftfield and right. equally well-provided mirror symmetry for birds, fish and other creatures are actively moving .
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