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coiled nephron tubule that extends from the loop of Henlé to the collecting duct.
stage of photosynthesis that does not require light energy to occur.
the end part of the digestive system that consists of the caecum, colon, rectum and anus.
large spongy organs in which gaseous exchange takes place in vertebrates (with the exception of...
all the ecosystems on the Earth, all the species within these ecosystems and the genetic...