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Showing 9 results from a total of 9

| Issue 46

Which laundry enzymes work best?

Investigate how enzymes in your laundry detergent get rid of stains – and which are most important for keeping clothes clean.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry
 

| Issue 45

Some (microbes) like it hot

Scalding volcanic springs are home to some remarkable microorganisms, and biotechnology is now finding uses for these microscopic survivors.

Ages: 11-14, 14-16, 16-19;
Topics: Biology, Chemistry
           

| Issue 18

Uracil in DNA: error or signal?

Uracil is well known as one of the bases used in RNA, but why is it not used in DNA – or is it? Angéla Békési and Beáta G Vértessy investigate.

Ages: 16-19;
Topics: Biology
                   

| Issue 10

Better milk for cats: immobilised lactase used to make lactose-reduced milk

Dean Madden from the National Centre for Biotechnology Education (NCBE), University of Reading, UK, suggests an experiment to make lactose-free milk – useful both for cats and for the 75% of the world’s human population that are intolerant to this type of sugar.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry
   

| Issue 9

Investigating the action of urease

Anna Lorenc from the Volvox project explains the importance of the enzyme urease and presents a protocol to demonstrate urease activity in the classroom.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry