Elaine is a market vendor.  She sells ground provisions such as yam and dasheen.  Elaine noticed that a freshly piece of yam turned brown after exposure to air.  However, when she rubbed it with lime juice it did not change colour.  Plan and design an investigation to test this​

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.