Answer:
The nucleus houses the genetic material of the cell: DNA. DNA is normally found as a loosely contained structure called chromatin within the nucleus, where it is wound up and associated with a variety of histone proteins. When a cell is about to divide, the chromatin coils tightly and condenses to form chromosomes. hope this helped!
Explanation:
Some fungi and bacteria, also sometimes in vertebrates muscle cells when there is a lack of oxygen
A wide variety of food sources
I believe the answer is D
B. Using fewer fossil fuels, such as gasoline for a car, reduces the emission of harmful pollutants into the air
