What organism cannot fix carbon

Based on the information in the graph, what can you conclude about humans in the world in general?

8. compare the education of a sparta boy and an athenian boy. (2 points)

According to the article about the zhou dynasty, this dynasty was broken into different eras because its capital changed from place to place. how many different eras were there in the zhou dynasty? a. two b. six c. ten d. fourteen