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

Explain process of glycosylation, Glycosylation: The covalent addition of ...

Glycosylation: The covalent addition of the sugar moities to N or O atoms present in the side chains of various amino acids of certain proteins, usually occuring within the Golgi

Zoonotic diseases-japanese encephalitis, Japanese encephalitis Japanes...

Japanese encephalitis Japanese encephalitis (JE) is a mosquito-borne encephalitis and is caused by  flavivirus belonged to the family Flaviviridae. It is a zoonotic disease, i

Explain about the picric acid test, Explain about the Picric acid test? ...

Explain about the Picric acid test? This test is answered by all reducing sugars, with a free aldehyde or ketone groups. Monosaccharides possess a free aldehyde or ketone group

Define water as a source of dietary minerals, Define Water as a source of d...

Define Water as a source of dietary minerals? Although water is composed of only oxygen and hydrogen, the water we drink or use in food preparation can contain significant amou

D-glucose exists in all of the forms except, As a result of mutarotation, D...

As a result of mutarotation, D-glucose exists in all of the following forms EXCEPT: Select one: a. L-glucopyranose. b. alpha-anomer. c. free aldehyde (linear) d. bet

Structure of the teeth, Describe the structure of the teeth? How is this ti...

Describe the structure of the teeth? How is this tissue modified to carryout its function?

Define role of leptin in controlling gene expression, Define role of Leptin...

Define role of Leptin in controlling gene expression? Leptin is a protein product (containing 167 amino acids) of the ob gene expressed exclusively in the adipose tissue. This

Importance of dark period, Importance of Dark Period For quite sometim...

Importance of Dark Period For quite sometime the role of light period (photoperiod) was emphasised in flowering? However, based on certain experiments it was realised that it

Why are transgenics considered a threat, Why are transgenics considered a t...

Why are transgenics considered a threat to the environmental safety? Transgenics can be dangerous to the entire biosphere as the transfer of genes among species may have immed

Explain the transportation of vitamin a, Explain the Transportation of Vita...

Explain the Transportation of Vitamin A? The chylomicra and retinal-binding protein play an important role in the transport of retiuol. This chylomicra complex enters the lymp

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