Question: Q: What do you call a pattern of stars in the night sky? Choices: - Solar Systems - planets - cluster - constellation A:
Answer: constellation

Question: Q: What is required to break down and build up molecules and to transport molecules across plasma membranes? Choices: - salt - electricity - calcium - energy A:
Answer: energy

Question: Q: In the lungs, bicarbonate is transported back into the red blood cells in exchange for what? Choices: - phosphate - glucose - oxygen - chloride A:
Answer:
chloride