The outer covering of diatom is made of:: (A) Magnesium, (B) Silica, (C) Hydrocarbons, (D) None
Answer is B. MEDICO-LEGAL SIGNIFICANCE OF DIATOMS TEST Diatoms are unicellular algae with silicaQ***in its cell wall Only a beating hea can transpo the diatoms to distant organs It indicates death due to drowningQ*** Diatoms in bone marrow and brain is more reliable than any other organ As diatoms resist putrefactionQ***, it is valuable even in putrefaction Diatoms are negative in dead bodies thrown in waterQ***or dry drowningQ***