Question: Q: Double-replacement reactions generally occur between substances in what kind of solution? Choices: - solid - reactive - saline - aqueous A:
Answer: aqueous

Question: Q: The external female reproductive structures are referred to collectively as what? Choices: - the cervix - the uterus - the Fallopian tube - the vulva A:
Answer: the vulva

Question: Q: Which theory explains how populations of organisms can change over time? Choices: - free by natural selection - changes by natural selection - intelligent selection - evolution by natural selection A:
Answer:
evolution by natural selection