What is the significance of coacervates in the origin of life?
They are the first true cells
They demonstrate the potential for membrane-bound structures to form spontaneously
They are self-replicating molecules
They prove that life originated in the ocean
Related Questions
Given below some major events in the early history of life
I. First heterotrophic prokaryotes
II. First eukaryotes
III. First autotrophic prokaryotes
IV. First animals
Choose the correct sequence of these evolutionary events
IV, III, II, I
I, III, II, IV
I, II, III, IV
IV, I, II, III
Theory of spontaneous generation or abiogenesis was first disproved by
A R Wallace
Francisco Redi
Louis Pasteur
A I Oparin
Which of the following is the correct sequence of events in the origin of life?
I. Formation of protobionts
II. Synthesis of organic monomers
III. Synthesis of organic polymers
IV. Formation of DNA-based genetic systems
II, III, IV, I
II, III, IV
I, III, II, IV
II, III, I, IV
…A… of Russia and …B…. of England proposed that the first form of life could have come from …C… non-living organic molecule. Choose the right option for A, B and C to compete the given NCERT statement
A-Oparin, B-Haldane, C-Post-existing
A-Haldane, B-Oparin, C-Post-existing
A-Oparin, B-Haldane, C-Pre-existing
A-Haldane, B-Oparin, C-Pre-existing
Experimental evidence of chemical evolution was given by
Miller
Haldane
Oparin
All of the above
What is the significance of coacervates in the origin of life?
They are the first true cells
They demonstrate the potential for membrane-bound structures to form spontaneously
They are self-replicating molecules
They prove that life originated in the ocean
In the origin of life, microspheres are most primitive protobiont, which have a membrane of
Lipids and proteins
Lipids
Carbohydrates
fats
Early Greek thinkers thought units of life called
spermata
cells
atoms
molecules
Information molecule to get evolved first on the primitive earth was
Protein
DNA
RNA
All of these
The Miller-Urey experiment provided evidence for which stage of the origin of life?
Formation of the first cells
Evolution of photosynthesis
Abiotic synthesis of organic monomers
Development of self-replicating molecules
