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A pygmy hippopotamus rests in some water to help prevent its skin from cracking at Ueno Zoo in Japan
First-pass effect: (a) drugs are absorbed; (b) drugs enter hepatic portal circulation and go directl
James Madison was a key figure at the Constitutional Convention of 1787 in Philadelphia. He not only
Infants often rely on a caregiver as a secure base when they meet a new person.
Metastatic process: Tumor leaving primary site to travel to other distant organs to grow.
How the cortical reaction in a mouse egg is thought to prevent additional sperm from entering the eg