Curated OER
English Vocabulary Skills: AWL Sublist 7 - Exercise 2a
In this online interactive English vocabulary skills activity, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.
Curated OER
English Vocabulary Skills: AWL Sublist 7 - Exercise 2c
In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.
Howard Hughes Medical Institute
Regulation of the Lactase Gene
All human infants are lactose tolerant, yet some adults are lactose intolerant—why is that? Individuals discover the process of gene mutation through a study of the lactase gene (LCT). They understand the geographic connections,...