Human babies have a gene that produces an enzyme that breaks down the sugar found in milk. Over time, this gene is shut off in most adult humans. A mutation in this gene allows some adults to continue to drink milk without discomfort. Why would this mutation have allowed early humans to survive?
Answers: 3
Biology, 21.06.2019 23:30, juniorgutierrez997
In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?
Answers: 2
Biology, 22.06.2019 02:10, daniel1480
The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these
Answers: 2
Biology, 22.06.2019 03:30, codycoker4200
What does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms
Answers: 1
Human babies have a gene that produces an enzyme that breaks down the sugar found in milk. Over time...