Q1. Imagine that the cross is made between AaBb and aabb plants and that the offspring fall into approximately equal numbers of the follow groups: AaBb, Aabb, aabb, aabb.These results are consistent with the following circumstance?

Q2. The unicellular spores of the fern Ceratopteris richardii are about 100 um in diameter. Compute the surface-area-to-volume ratio of a cube whose sides are 100 um in length to estimated the surface-area-to-volume ratio of the fern spore cell.