Explain why the graph levels off? What could be done to increase the rate of reaction at this point?

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different

Were you able to observe the nucleolus in any of the cells if so which ones