If an experiment gives about the same result every time it is performed, then its results are
A. reproducible.
B. accurate.
C. precise.
D. all of these

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

Did you know that a blue wales tongue weighs more than an elephant?

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!