Q: Scientists will often observe and then what the reason why a phenomenon occurred? Choices: - realize - normalize - theorize - hypothesize A:
hypothesize

Q: When volcanoes erupt, what from the mantle is released as carbon dioxide into the air? Choices: - lava - hydrogen - vapor - carbon A:
carbon

Q: Q: The fungus benefits from the constant supply of food produced by what? Choices: - the host - the spermatophyte - the phytoflagellate - the photosynthesizer A:
A: the photosynthesizer

Question: Q: What kind of health problem can occur in the kidney and potentially cause problems with urination? Choices: - infection - diabetes - gallstones - kidney stones A:
Answer: kidney stones

*Question*
Q: How many types of antigens can an antibody match? Choices: - two - four - infinite - one A:
**Answer**
one

Q: Q: Nuclei with even numbers of protons, neutrons, or both are more likely to be this? Choices: - ionic - solid - unstable - stable A:
A: stable