Dayyal Dg.

Dayyal Dg.

Clinical laboratory professional specialized to external quality assessment (proficiency testing) schemes for Laboratory medicine and clinical pathology. Author/Writer/Blogger

Biological Oxygen Demand (BOD)

It is also known as Biochemical

There are certain bacteria which cannot be stained by

In 1883 (originally published in 1884), Dr. Hans Christian Gram (1853-1938) developed a technique for the classification of

Waste products discharged from the digestive tract are composed of up to 75% water, food which is

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