What is x and y? Pls help

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

Babies with very low or very high birth weight are less likely to survive. observe a graph of the data. me % babies born at different weights - babies born in that category which statement is a valid claim that could be made using the data in the graph? directional selection is occurring because the graph favors an extreme. mark this and totum save and exit next submit type here to search

You are studying a protein that you call protein x. there is an aspartic acid at a key position in protein x which is important in the folding and stabilization of that protein. if this aspartic acid is changed to a different amino acid, which type of amino acid substitutions is most likely to allow the protein to fold normally?