Describe how a student wouldn’t test for the presence of lipid molecules in a sample of food

The student would conduct an emulsification test. First of all, crush the sample to increase is surface area. Next add the sample to a test tube of ethanol, allowing  for he sample to disolve before adding a few drops of water. The presence of a white precipitate is indication of the presence of lipid molecules in the sample

Answered by Tobias S. Biology tutor

1904 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

Describe the stages of mitosis?


Explain the structure of an amino acid and how a peptide bond forms between two amino acids.


How does phagocytosis work?


How is mRNA produced in the nucleus of a cell


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences