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EVIDENCES OF EVOLUTION Gokul Das N N ‘ Buddha’ Mannuthy Thrissur, Kerala Email:  [email_address]
EVIDENCES FROM  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
EVIDENCES FROM MORPHOLOGY & COMPARATIVE ANATOMY  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Homologous  structures
HOMOLOGOUS STRUCTURES
 
 
ALL VERTEBRATE BRAINS SHARE THE SAME BASIC THREE-PART STRUCTURE
DEVELOPMENT OF  CONSTITUENT PARTS OF BRAIN VARIES ACROSS THE EVOLUTIONARY SCALE .  ,[object Object],[object Object],[object Object],[object Object],[object Object]
HEART IN VERTEBRATES
HYPOTHETICAL ANCESTRAL HEAT
HEART IN VERTEBRATES
HEART IN VERTEBRATES
 
CRUSTAEAN APPENDAGES
INSECT MOUTH PARTS
VESTIGIAL ORGANS
CONVERGENT EVOLUTION IN SHAPES ,[object Object],[object Object],[object Object]
 
CONVERGENT EVOLUTION
 
CONVERGENT EVOLUTION IN SYSTEMS  FLIGHT
 
 
CONVERGENT EVOLUTION  THYLACINES AND DINGOES ,[object Object],[object Object]
ADAPTIVE RADIATION
DARWIN’S FINCHES
 
 
 
 
EVIDENCES FROM EMBRYOLOGY
 
[object Object]
[object Object]
AORTIC ARCHES
EVIDENCES FROM PHYSIOLOGY & BIOCHEMISTRY ,[object Object],[object Object],[object Object]
GENETICS ,[object Object],[object Object],[object Object]
ATAVISM
CONNECTING LINKS
NEPHRIDIA IN NEOPILINA  ARE A SIGN FOR METAMEROUS ORGANISMS LIKE THE SEGMENTED WORMS ( ANNELIDA ), THAT IN EACH SEGMENT POSSESS THE SAME NUMBER OF EQUALLY BUILT ORGANS.
 
LUNG FISHES
PALAEONTOLOGICAL EVIDENCES
EVOLUTION OF HORSE
 
 
 
 
EVIDENCES FOR HUMAN EVOLUTION
 
 
 
 
 
ARTIFICIAL SELECTION
EXAMPLES OF ADAPTATIONS
ANCESTRAL FOX ADAPTATION
SELECTION PRESSURE
Thank  You  All

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EVIDENCES OF EVOLUTION