You need to make a serial dilution of a protein solution.  Your initial concentration is 100 mg/ml.  What will be the concentration in the third tube?

List all components that need to be added to a protein sample tube in spectrophotometry

Is this gram positive or gram negative?  

– Hormones that include Eicosanoids & Steroid Hormones

   Wave-like muscle contractions that move food through the digestive tract is called……….

5.2 Kies die KORREKTE VOORNAAMWOORD tussen hakies. Ronald sê vir (haar / sy) meisie dat die motorfiets stadig ry so sy is simpel om so te    skree. (1)

A proposed explanation to a scientific question is called a/an ____________________. 

4.8 Kies die KORREKTE VOORSETSEL tussen hakies. Nadat Cody (van / vir) Laniie vertel het hoe hy van sy branderplank afgeval het, het hy   beter gevoel.   (1)

What is the name of the macromolecule that is being tested for in the following tubes? 

List two differences between prokaryotic and eukaryotic cells.