Epic Quest Bio The case files
Case No. 67 · have you seen this molecule?

Lactose

the sugar in milk

File sealed

The detectives are still writing this one up. The poster and the facts are below; the film and the interrogation room open soon.

Booking photographs

Lactose, front view, against a height chart in nanometers
FRONT
Lactose, side view
SIDE · CID 6134

The suspect, from its real atomic coordinates. Drag to turn it. Height chart in nanometers, ruled every 0.05 nm. An ice cream cone is about a hundred million times taller.

Rap sheet

Answers to
Milk sugar. From lac, Latin for milk.
Height
1.1 nm
Weight
0.57 zeptograms
Build
Two sugars holding hands: galactose and glucose.
Taste
Same atoms as table sugar, a fraction of the sweetness. The ice cream brings its own.
Associates
Nearly every mammal’s milk. Not sea lions’. Not walruses’.
Weakness
Crystallizes in tired ice cream. The grit that won’t melt on your tongue is lactose.
Last seen
A 5 mL tube marked ICE CREAM in the freezer at HQ.
6,600,000,000,000,000,000,000

of them in a half-cup scoop of vanilla ice cream, give or take.
Recipes vary. You’ve never seen one.

The poster on the street

The wanted poster for Lactose

This is the photocopied wanted poster for Lactose, No. 67. They were made for noticeboards around Boston, Cambridge and the rest of the east coast.

Found one? Scan its QR code with your phone. If you're a signed-in player, the sighting goes on your record with +1 XP.

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