List three reasons that snow predictions made by meteorologists are sometimes incorrect

The conditions depend on the density level of the snow.

Another reason is the imperfect data gathering especially if initial results are only gathered.

The third reason is that computer models still find it difficult to see small scale phenomena.

phylogenetic tree is the tree of life or evolution tree. it shows the different branches of evolution. the sequence goes like tissues - coelom - backbone - endoskeleton - segmentation