Organisms have very few parts that are not useful to the organism. This is because

Those parts have become vestigial

Explanation:

Organisms have few parts that are not useful to them because those parts in them have become vestigial.

When an organism has a part is no more using, it relates to the evolutionary history of such organism.

1/0.14nm = 10^10/1.4 a lot

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.