1 When deep sea animals look up toward the oceanâs surface, they see other animals overhead as dark shapes against a lighter background. 2  But by lighting two rows of photophores on its underside, this deep sea fish avoids casting its shadow on predators belowââand can virtually disappear.
The genetic material is contained in chromosomes which are within the nucleus of the cell. Yes. The genetic material is contained in chromosomes which are within the nucleus of the cell.
The genetic material of eukaryotic cells is organized in chromosomes. The genetic material of a cell contains information needed for the cell's growth and other activities. When a cell divides into two new cells, each new cell receives a full set of genetic material. The genetic material in cells is contained in DNA molecules.