Physical elements at time of origin of life
Specify the physical elements which have contributed to the great amount of the available energy over the primitive earth during the time of origin of life?
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3.5 billion years ago, water cycle was faster than today, resulting in hard storms having the intense electrical discharges. There was also no chemical protection from ozone layer against the ultraviolet radiation. The temperatures within the atmosphere and over the planet surface were very high. Electricity, radiation and the heat constitutes the large available energy sources.
What is the action method of the antiretroviral drugs termed protease inhibitors and employed against HIV infection?
'Motivation' is derived from the word 'motive. Motive refers to the needs, wants, drives, impulses within individuals. Definition Motivation may be defined as the process of stimulating people to action, to accomplish desired goals. It involves arousing needs and
Why the plant life cycle is called as the alternation of the generations?
Name the classes in which mollusc divide? And also write down some representing beings of each class?
How are solutions categorized according to their relative tonicity?
Do membranes form just the external wrapping of cells?
How the excretory system of annelids is be explained?
Explain what is western blotting?
How are grasslands categorized?
Coming from acidic pH environment of stomach which is the pH level does chyme find whenever it enters the duodenum? Why is it essential in order to maintain that paricular pH level in small intestine? Which are the organs responsible for that pH level and how is it ke
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