The strongest evidence which suggest that RNA was ancient then DNA(1) RNA can act as template for DNA synthesis (2) RNA can work as catalyst (3) RNA is single stranded […]
Tag: CSIR NET Life Science Previous Year Questions and Solution on Origin of cell and Unicellular Evolution
CSIR NET Life Science Previous Year Questions and Solution on Origin of cell and Unicellular Evolution
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CSIR NET Life Science Previous Year Questions and Solution on EVOLUTION AND BEHAVIOUR
Why Life Cannot Originate Today: The Role of Oxygen, Energy, and Materials in Earth’s Present Environment
Origin of life is not possible under present environmental conditions because- (1) Hydrogen is absent (2) Due to presence of oxygen (3) Lack of source of energy (4) Lack of […]
CSIR NET Life Science Previous Year Questions and Solution on EVOLUTION AND BEHAVIOUR
Which Were the First Oxygen-Evolving Life Forms? Unveiling the Role of Cyanobacteria in Earth’s History
The first oxygen evolving forms among the following were- (1) Anaerobic autotrophs (2) Cyanobacteria (3) Protists (4) Algae The Early Earth: A World Without Oxygen For the first two billion […]
CSIR NET Life Science Previous Year Questions and Solution on EVOLUTION AND BEHAVIOUR
Why Life Cannot Arise from Inorganic Molecules Today: The Role of Oxygen, Ozone, and Modern Earth Conditions
In Present condition origin of life from inorganic molecules is not possible because of- (1) Absence of raw material (2) Presence of molecular oxygen (3) Low enthalpy (4) Presence of […]
