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The zygote is the initial cell formed when two gamete cells are joined by means of sexual...
This animation demonstrates the internal structure of the brain.
The limbic system plays an important role in forming emotions and in learning.
This animation shows the symptoms and treatment of secretory otitis media.
The lesson introduces you to our innate and learnt reflexes.
Noise surrounds us everywhere, but it can be harmful. Let's see how.
Donating blood can save lives, since patients often need various blood products for their recovery.
The three types of muscle found in the human body are the smooth, the striated and the...