Evolution of man, Biology

Assignment Help:

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 during 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".

Related Discussions:- Evolution of man

Are the arterial pulsations normal, Are the arterial pulsations normal? ...

Are the arterial pulsations normal? Is the pulse volume normal or increased? Is there a discrepancy of pulsation in any of the four extremities? A careful evaluation of pulsati

Discuss the concept of alpha-islet cells of the pancreas, Glycogen A. p...

Glycogen A. production in the liver increases in response to an increase in blood plasma levels of glucagon. B. is secreted by alpha-islet cells of the pancreas. C. bindi

Define clinical manifestations associated with cancer, Define Clinical Mani...

Define Clinical Manifestations and Nutritional Problems Associated with Cancer? In the previous section we learnt that cancer results in several changes in the metabolism of ca

Define termination phase - mechanism of protein synthesis, Define Terminati...

Define Termination phase - mechanism of protein synthesis? Termination: RNA polymerase recognizes the terminator, which results in no further nucleotides being incorporated and

Define the major events of the second mitotic period, Q. What are the major...

Q. What are the major events of the second mitotic period? The second mitotic period is the metaphase. In metaphase the following events occur condensed chromosomes bind in the

Illustrate the removal of carbon dioxide from the body, Which of the follow...

Which of the following processes in capillaries in the lung assist in the removal of carbon dioxide from the body? A. Net flux of carbon dioxide from red blood cells into plasm

Can you define p-waves, Q. Can you define P-Waves? Changes in P-wave mo...

Q. Can you define P-Waves? Changes in P-wave morphology have been well described in resting tracings and are very useful in identifying right and left sided hemodynamic alterat

What is constitutional unit of proteins, Q. What is constitutional unit of ...

Q. What is constitutional unit of proteins? The constitutional units of proteins are the amino acids.

Virus, whats ur clear definition of virus

whats ur clear definition of virus

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd