Q: Q: Many pathogens spread by droplets in the air. droplets are released when a person does what? Choices: - cries or laughs - itches or scratches - vomits or cries - coughs or sneezes A:
A: coughs or sneezes

Q: Q: For many decades, scientists have known that atoms consist of electrons and other particles called protons and? Choices: - rods - waves - nanoparticles - neutrons A:
A: neutrons

Q: Q: Potassium, calcium, and magnesium are considered what kind of nutrients? Choices: - micronutrients - minor nutrients - major nutrients - macronutrients A:
A: macronutrients

Q: Q: What term is used to describe cells without a nucleus? Choices: - Simple - unicellular - monophyletic - prokaryotic A:
A: prokaryotic