Problem: Write a question you would see in a school textbook.

Answer: Which of these shows the correct order for the central dogma of molecular biology?

Problem: Write a question you would see in a school textbook.

Answer: Which of these is a way the people of Virginia can help restore a natural ecosystem?

Problem: Write a question you would see in a school textbook.

Answer:
When a switch to a ceiling fan is turned on, electrical energy is being transformed into