Evolution of man, Biology

EVOLUTION OF MAN -

  1. Mammals evolved from primitive reptiles (therapsida) in Triassic period, about 210 million years ago.
  2. Mammals existed as inconspicuous group of small rat-like creatures for about 150 million years during Mesozoic era, diversification of mammals had taken place after the extinction of dinosaurs.
  3. Order primate including man, great apes, monkeys, loris, lemurs originated about 65 million years ago duringĀ Cretaceous period.
  4. The anthropoid apes (ancestors of monkeys, apes and man) originated about 36 million years ago from oligocene to Miocene epochs.
  5. The hominids (ancestors of apes and man) evolved about 24 million years ago. Evolution of hominids took placed in Asia and Africa.
  6. Sub-order Anthropoidea is also called Simians that includes new world monkeys old world monkey and man.
  7. Darwin (1871) put forwarded the theory of evolution of man form ape-like ancestors in his book Descent of man and selection in relation to sex.
  8. Carolus Linnaeus named as Homo sapiens as wise man and placed them with apes and monkeys.
  9. In 1863 T.H. Huxley first tried to explain origin of humans in his book "Man's place in Nature".
Posted Date: 10/9/2012 1:53:51 AM | Location : United States







Related Discussions:- Evolution of man, Assignment Help, Ask Question on Evolution of man, Get Answer, Expert's Help, Evolution of man Discussions

Write discussion on Evolution of man
Your posts are moderated
Related Questions
Q. What are the tissues that form the skin in vertebrates? The skin of vertebrates is made of epidermis is an external layer of epithelial tissue and dermis a layer of connecti

Q. What are the endocrine functions of the placenta? The placenta has endocrine function since it secretes the hormones estrogen and progesterone that maintain the endometrium

Q. What is Peri-Implant Disease? The term peri-implantitis is used to describe the boneloss around an implant. This may be induced by stress or bacteria or a combination of bot

Explain about the Dehydration? Dehydration is defined as the excessive loss of body water. It may occur because of inadequate intake, or abnormal loss of body water or a combin

Senescence Plants begin their development after seed germination. They grow, flower and finally senesce and die. The period from the start to death is called the longevity or

Q What is the cyclosis? Cyclosis is a kind of interior cell movement in which an oriented flow of circulating material is created and maintained in the cytoplasm by the action

Anterior superior alveolar nerve It is a branch of infraorbital nerve which arises within the infraorbital canal. It gives a nasal branch which passes into nasal cavity to supp

How can the abundance and diversity of living beings in the tropical forests be explained? The biodiversity of these ecosystems can be defined by the great availability of the

Salmonellosis is the most reported zoonotic disease in European countries. Salmonellosis (Salmonella gastroenteritis) results from the ingestion of foods that contain significant n

whyis it considered to showintermideate grade oforganisation