This question is about the elements in Group O. What name are Group O
elements also known by?

What problem would a person have if the nucleic acid in one of his or her cells were damaged?

The excretory system,need answers for all: )

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.