Q: Q: What do drugs that alleviate symptoms of schizophrenia block? Choices: - adrenaline receptors - histamine receptors - ephedrine receptors - dopamine receptors A:
A: dopamine receptors

Q: Q: What is the name for elements that neither contain carbon nor come from living things? Choices: - acids - contaminants - pigments - minerals A:
A: minerals

Q: Q: Like other amphibians, frogs generally lay their eggs in moist environments, which are required since the eggs lack what feature? Choices: - nucleus - tubes - membrane - shells A:
A: shells

Q: Q: What class of organisms help decompose matter to release nutrients and make nutritious food for other organisms ? Choices: - bacteria - yeast - coral - fungi A:
A: fungi