Answer: A. it is unclear whether or not warming of the planet is occurring
Explanation:
Answer:
a non testable question can be, what is better, chips or ice cream?
Explanation:
Atoms become ions by gaining or losing electrons. When two ions join together, they form a bond known as an Ionic bond.
The majority of mutations have neither negative nor positive effects on the organism in which they occur.
Answer:
all left go left all middle go middle all right go right
