Sensory impulses from the lungs are carried to the respiratory center by the

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!

The combining form leuk/o means red true or false

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement