This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'All of the following cell types contain the enzyme telomerase which protects the length of telomeres at the end of chromosomes, except \nSelect and explain. \nA. Germinal, B. Somatic, C. Hemopoietic, D. Tumor', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Telomerase is absent from most somatic cells. It is present in germ (germinal) cells, cancer cells and stem cells (including hematopoietic stein cells).', 'role': 'assistant'}]