Q: Energy from sunlight enters many ecosystems through what process? Choices: - multiplication - reproduction - isolation - photosynthesis A:
photosynthesis

Q: What is the term for the exchange of genetic material between non-sister chromatids of homologous chromosomes? Choices: - inheritance - asexual reproduction - meiosis - crossing-over A:
crossing-over

Q: What kind of interactions do polar substances experience? Choices: - monopole-dipole interactions - axial interactions - monopole-monopole interactions - dipole-dipole interactions A:
dipole-dipole interactions