Atriotomy

Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..

Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..

This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..

Bryophytes (nonvascular plants) are a plant group characterized by lacking vascular tissues. They include the mosses, th..

Leaves are the major photosynthetic organ of a plant. Apart from that, they are also crucial to water movement. In this ..

Myelin sheath is essential for a faster conductivity of signals. Know more about this feature of some neurons in the Cen..

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