Biologist have compared the genes of large-beaked Cameroonian finches to those of their smaller-beaked counterparts, found the answer to a 20-year old mystery: 300,000 base pairs, apparently inherited as a unit, always varied between them, and right in the middle of that genetic sequence was the well-known growth factor, IGF-1.
from All Top News -- ScienceDaily https://www.sciencedaily.com/releases/2018/11/181119064118.htm
from All Top News -- ScienceDaily https://www.sciencedaily.com/releases/2018/11/181119064118.htm
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