Milk: How Sweet Is It?


In this activity, students simulate a lactose tolerance test, similar to the one shown in the short film The Making of the Fittest: Got Lactase? The Co-evolution of Genes and Culture, to determine which samples contain the lactase enzyme.

One to two 50-minute class periods.
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Curriculum Connections:

NGSS (2013) LS
HS-LS1-3, HS-LS3-1, HS-LS4-1, HS-LS4-2, HS-LS4-3, (LS4.B, LS4-C), HS-LS4-5
Common Core (2010)
CCSS.ELA-Literacy.RST.9-10.3, CCSS.ELA-Literacy.RST.9-10.4
AP Biology (2012-2013)
2.D.3, 2..D.4, 3.A.1, 3.C.1, 4.A.1, 4.A.4, .4.B.1, 4.B.2
IB Biology (2009)
3.2, 3.5, 3.6, 6.1, 7.3, 7.4, 7.5, 7.6, A2, A3, C1, C2, D3, H3

Associated Resources