Microgram (if tissue for a microscope analysis)
Grams
Kilograms
Kilograms
mg.
Kilograms.
GRAMS
Tonnes
Mass is measured using kilograms.
Mass is measured in kilograms.
Mass is measured in kilograms.
Kilograms.
The tonne.
Probably in grams.
Grams
Kilograms
Kilograms
You would measure that in grams, or milligrams.