Which type of glandular cells secrete fluid which contains some DNA, RNA, and plasma membrane components?

You yze a fluid secreted from glandular epithelial cells. Your ysis shows that, in addition to the substance that is secreted from these cells the fluid also contains some DNA, RNA, and plasma membrane components. Which type of secretion (merocrine, apocrine, or holocrine) do you suspect these glandular cells are performing? Briefly explain your answer.