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Q. What is the evolutionary importance of pteridophytes?
As the first pteridophytes, tracheophytes were also the first plants to extensively colonize the terrestrial environment forming forests. They also constituted a vital source of food for terrestrial animals. By presenting conductive vessels they could be superior, a feature inherited from them by phanerogamic plants.
Things to do- We ought to aide by earthquake resisting building codes during construction and retrofitting of existing buildings. We should have a first AID box handy and learn
Aortic Valve Replacement with Replacement of Aortic Root : When there is aneurysm of ascending aorta with aortic regurgitation, aortic root replacement is done. This
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Take the prepared slide of Euglena and focus it first under low power and next under the high power of tlie microscope. Observe tlie following characteristics: i) Euglena is an
Define the term - microfilaments and microtubules The cytoskeleton is, in fact, termed as the "bone and muscle" of the eukaryotic cell, and is composed of a network, consisting
various parameters which are used in water quality measurement
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Why is ridge mapping required and what is its alternative The selection of the implant diameter apart from the mesiodistal space available also depends on the buccolingual widt
write a comprehensive note on vitamins?
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