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

Answer: Genes are located on chromosomes which are composed of

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

Answer: In a closed system, what happens to the total energy of the system as energy conversions take place?

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

Answer:
Which statement is the best description of the Milky Way galaxy?