To find proof as to whether he is "in love" or not, Yukimura pats Himuro on the head from point-blank range. Seeing this, Ibarada, an upperclassman in the Ikeda Lab, talks about the need for a control experiment. In other words, in order to prove that the racing of his heart is because of Himuro specifically and not just because he's facing a woman, Yukimura has to pat Kanade and Ibarada on the head too. Himuro, on the other hand, sets out to prove that food made with love tastes better and cooks, but...
With this, you're a fully-fledged 
science-type, too, bear!
!بهذا، أصبحتم طالبي علوم مكتملين أنتم أيضًا، دبّ
Damit outest auch du dich
als vollumfänglicher Geek, gwar.
Así serán más de ciencias.
Así seréis más de ciencias.
Toi aussi, maintenant,
tu es un scientifique !
Così, anche voi sarete
delle menti analitiche fatte e finite, orso!
Com isso, você também pode
urser um grande cientista!
Так вы станете полноценным 
учёным, мишка!