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Urey-Miller's Experiment

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Question

Short / Long answer type questions .
Oparin-Haldane theory states that life originated on this earth through complex organic molecules formed as a result of a series of chemical reactions. Name any two sources which provided energy for these chemical reactions.

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Solution

Such energy can be provided by sources such as Lightening or Volcanic heat.

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Similar questions

Short / Long answer type questions .
Describe in brief the Oparin-Haldane theory of origin of life.

Q. Short / Long answer type questions .
Write the Oparin and Haldanes hypothesis about the origin of life on Earth. How does meteorite analysis favour this hypothesis ?

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Describe the steps by which simple inorganic substances may have undergone chemical evolution to yield complex organic molecules that could eventually form living matter.

Q. Read the following sentence carefully and choose the option having correct statements
a. units of life called spores were transferred to different planets including earth according to the theory of spontaneous generation.
b. Oparin and Haldane proposed that life arises from nonliving organic molecules by chemical evolution.
c. Psilophyton can be considered as the ancestor of conifers
d. Coelacanth possibly evolved into the first amphibians.

Q. Arrange the following organisms in a correct sequence based on chemical origin of life given by Oparin and Haldane during the course of evolution:
(A) Chemoautotrophic organisms
(B) Eukaryotes
(C) Anaerobic heterotrophs
(D) Oxygenic autotrophic organisms

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