1 Use this equation to calculate the concentration of the protein sample based on the measured absorbance. 2  Note: If the absorbance of the test sample is outside of the absorbance range for the standards, then the assay must be repeated with a more appropriate dilution, if any.
Click to see more answers to your questions. Simply put Japanese Knotweed is not poisonous, and isnât harmful to humans like other invasive species. In fact the knotweed can be used as a food source with a taste and texture likened to rhubarb.Apparently it can also be brewed into a type of beer.Now we are not suggesting you rush out and cook up a nice pie.lick to see more answers to your questions. Simply put Japanese Knotweed is not poisonous, and isnât harmful to humans like other invasive species. In fact the knotweed can be used as a food source with a taste and texture likened to rhubarb.
Butterfly Weed Is Not Butterfly Bush. Don't confuse butterfly bush with shrubs commonly called butterfly weed or milkweed (Asclepias spp.), native plants that attract butterflies and other insects with showy flower clusters.ll parts of the butterfly weed are toxic -- flowers, leaves, stems and roots. Both humans and animals will suffer if they eat it. If you or your kids eat some, you may experience diarrhea or vomiting; if you touch the sap, the skin can burn or itch.