I can't really give you a percentage sorry. My answer is Possible, yes but probable, no.
The whale and the bat are the most different because of the size of the hands or fins.
And the human and the cat are the most similar because they are almost identical to each other from the bottom up
You can conclude that the one that were alike were related in some type of way
No.Tissue is a group of cells.If the organisms is single called,it can't form a group to make tissues.
