Which water conservation method is Jack using?

Jack has built small earthen dams in the furrows between the ridges on which he plants crops. Jack is using the ___ method of water conservation. This method conserves water by holding precipitation water between the ___ , allowing the water to infiltrate the soil and eliminate runoff.

Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43