While most of the DNA in prokaryotic cell is stored in the nucleoid, there are also smaller bits of DNA called floating free in the cytoplasm. A.) centrioles
B.) ribosomes
C.) plasmids
D.) nucleus

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."