When curious kids find their way into regular liquid laundry detergent, the result is often nothing worse than an upset stomach. Laundry deteregent pods are presenting more serious symptoms. Along with vomiting, lethargy, and delirium, some victims have stopped breathing. Eye injuries are another common hazard.
Histones are proteins that allow DNA to be tightly packaged into units called nucleosomes. The DNA wraps itself around the histones. Chromatin is made of DNA and proteins (Histones). Chromatin is used to give structure to a chromosome.
View PowerPoint Template. Explain the purpose of the nucleus in eukaryotic cells. 1  The nucleus contains the cell's DNA and directs the synthesis of ribosomes and proteins.  Found within the nucleoplasm, the nucleolus is a condensed region of chromatin where ribosome synthesis occurs.