<span>During interphase, the DNA in the nucleus of the cell is thin and threadlike and called chromatin.
></span>Chromatin<span> is a complex of DNA and proteins that creates chromosomes within the nucleus of eukaryotic cells.
></span>Chromatin<span> is a mass of genetic material comprised of DNA and proteins which condenses to form chromosomes.</span>
The potential energy changes into kinetic energy. :)
D-cartilage
Cartilages are soft connective tissues which provide flexibility to certain organs. You can feel it by touching you ear pinna that it is hard and flexible but not fleshy.
Hope I answered the question .
Yes humans do have the obligations of preserving the habitats of chimpanzee as it is considered as an endangered species. Most of the human practices such as tree logging, environment pollution, exploitation of animals and others has led to many species being endangered to extinction.