Koyuki is a normal high school kid with a big problem: he can't stop himself from screaming at his crazy friends. He swears to himself each day that he'll stop, and each day he fails.
We're supposed to learn the nine
essential amino acids.
ينبغي لنا تعلّم الأحماض الأمينيّة الرئيسيّة التسعة
Wir sollen die neun
essenziellen Aminosäuren lernen.
Estudiamos los aminoácidos esenciales.
Estudiamos los aminoácidos esenciales.
Faudra sortir
la liste des 9 acides aminés.
Dovremmo imparare 
i nove amminoacidi essenziali.
Devemos aprender nove
aminoácidos essenciais.
Ещё незаменимые аминокислоты учить.