Question: Q: Introduction genetics is the study of what? Choices: - biology - variability - obesity - heredity A:
Answer: heredity

Question: Q: What is a hole that is dug or drilled through the ground down to an aquifer called? Choices: - moat - ditch - canal - well A:
Answer: well

Question: Q: Gain or loss of what causes an atom to become a negatively or positively charged ion? Choices: - protons - neutrons - nucleus - electrons A:
Answer:
electrons