Which of these organisms is most likely 5 centimeters wide? a)tree b)lizard c)bacteria d)ant

When organisms are classified ,they are given a two part name

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?

Ialready know the answers to these questions and they are on the attachment. but i just need to know why that answer is the correct one. plz asap! this is for a report that i need to email by 10!