Translation of "Biological" in Chinese

Human as a biological being belongs to the animal world.

人类在生物学上属于动物。

As soon as we are born, the world gets to work on us and transforms us from merely biological into social units.

我們一出生在這個世界上，就會開始受到周遭環境的影響，從生物單位慢慢進化成社會單位。