Because they are useful in a number of functions that require some type of movement; they are the 'movement' proteins.
Because there were many different kinds of wealthy people.
clouds tell you what the weather is going to be, so that is why there are so many kinds.
because they have so many gods
There are so many different kinds of idiot. There is no one answer.
There are many different kinds of research and many different kinds of researcher, so the answer is that a researcher can be either a specialist or a generalist, depending upon the type of research.
there are so many differt kinds of ugg boots its hard to keep count of them they come out with new kinds all the time.
It depends on what kind you are talking about there are so many different kinds
Room 15 Rocks
why are there so many kinds of fish
Many, many.....people will just create new types so a lot, uncountable.
well there or so many but 270 different kinds of meat and 50 kinds of veggies
There are many different kinds of sugar so there is no simple answer to the question.