The cell nucleus contains the majority of the cell's genetic material in the form of multiple linear DNA molecules organized into structures called chromosomes.Each human cell contains roughly two meters of DNA.he cell nucleus contains the majority of the cell's genetic material in the form of multiple linear DNA molecules organized into structures called chromosomes.
The brain of the men is, on average, 100 grams (0.3 pounds) heavier than that of the women. 4. The largest brain of a terrestrial animal is that of the elephant: 10.5 pounds (4.78 kg). Still, the brain of the elephant makes less than 0.1% of its body weight.
Brain Tour. 1. Three pounds, three parts. Your brain is your most powerful organ, yet weighs only about three pounds. It has a texture similar to firm jelly. It has three main parts: 1  The cerebrum fills up most of your skull. 2  The cerebellum sits at the back of your head, under the cerebrum. 3  The brain stem sits beneath your cerebrum in front of your cerebellum.