What combination of sex chromosome shown in the image?

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion

If the dimensions of a cube-shaped cell with a length,height, and width of 1 micrometer were to double, what would be the cell's new ratio of surface area to volume? a.3 to 1 b.4 to 3 c.1 to 2 d1 to 6

This is collection of data made by comparing objects in standard units. in science, the units are metric.