Maria is experimenting with bean seeds to see if different fertilizers will make seeds grow taller than seeds grown without fertilizer she plans several seeds in soil with different types of fertilizer which of the following does she need to have a controlled experiment? A. Bean seed that gets no fertilizer B. Seed other than a bean seed C bean seed that gets different amounts of the same fertilizer

Which statement correctly compares metaphase i and metaphase ii? in metaphase ii twice as many chromosomes line up along the middle of the cell as in metaphase i. in metaphase i twice as many chromosomes line up along the middle of the cell as in metaphase ii. in metaphase ii twice as many chromosomes are pulled to opposite ends of the cell as in metaphase i. in metaphase i twice as many chromosomes are pulled to opposite ends of the cell as in metaphase ii.