Ancient rome and modern-day u. s. are/were both republics. what does that mean

It means that there was a representative at the head of the government to speak for the people, nominated by the people.

I hope this helps!

They both operate under a government where a small group of individuals make all of the decisions.

if im not mistaken its a. collective emotional arousal

the branch of biology that deals with the normal functions of living organisms and their parts.

the way in which a living organism or bodily part functions.