Please describe the structure of the atom. How is the atom related to protons, neutrons and electrons?

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

What information does a complete ionic equation give that the balanced equation doesn’t show?

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.