In humans tongue rolling is dominant to the inability to tongue roll. if a heterozygous tongue roller and a non-tongue roller have a child, what are the chances the child will be a non-tongue roller?

What is the importance of having the us forest service, the bureau of land management, the us fish and wildlife service, and the national park service? to manage land resources for conservation and the development of natural resources to manage land resources for conservation and the development of urban areas to preserve historical landmarks and manage the development of urban areas to preserve historical landmarks and manage the development of rural areas