Which is a disaccharide?

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

In the water cycle , when does water undergo a chemical change

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