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Why the form of vitamin B12 you take may matter more than your intake
This comprehensive review examines vitamin B12 absorption, physiological roles, deficiency states, and dietary sources, with ...
Scientists said the loss hinders their work and diminishes America’s leading presence on the continent. The NSF said it continues to support Antarctic research.
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Polar bears in southern Greenland are 'using jumping genes to rapidly rewrite their own DNA' to survive melting sea ice
Warming temperatures appear to be driving genetic mutations in some polar bears to help them survive the shifting climatic ...
Scientists have discovered a strong link between rising temperatures in southeast Greenland and changes in polar bear DNA.
A new study suggests that polar bears are undergoing rapid genetic changes, and scientists believe it's due to the impacts of climate change.
The authors provide a useful integrated analytical approach to investigating MASLD focused on diverse multiomic integration methods. The strength of evidence for this new resource is solid, as ...
Millions have seen the heart-wrenching video of a polar bear clinging to life, its white hair limply covering its thin, bony frame. Shot by Paul Nicklen and Cristina Mittermeier of the nonprofit group ...
CBSE Class 12 Biology Pre Board Sample Paper 2025-26 with Solution PDF is available here for exam preparation. Download PDF, as the exam will be held on 27 March 2026.
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