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It has an open admissions policy and welcomes enrollment from any adult with a high school diploma or GED. The student body is composed of Crow Tribal members (95 percent), members of American Indian Tribes from around the intermountain west (3 percent), and non-Indian residents of the Big Horn County area (2 percent).
Biology is the overall natural science that studies life, with the other life sciences as its sub-disciplines. Some life sciences focus on a specific type of organism. For example, zoology is the study of animals, while botany is the study of plants. Other life sciences focus on aspects common to all or many life forms, such as anatomy and ...
As a consequence of these microbial activities, the physical-chemical environment on Earth has been changing on a geologic time scale, thereby affecting the path of evolution of subsequent life. [90] For example, the release of molecular oxygen by cyanobacteria as a by-product of photosynthesis induced global changes in the Earth's environment.
Validity, accuracy, and social mechanisms ensuring quality control, such as peer review and repeatability of findings, are amongst the criteria and methods used for this purpose. Natural science can be broken into 2 main branches: life science, and physical science. Each of these branches, and all of their sub-branches, are referred to as ...
A cell is the basic unit of life that is responsible for the living and functioning of organisms. [3] Cell biology is the study of the structural and functional units of cells. Cell biology encompasses both prokaryotic and eukaryotic cells and has many subtopics which may include the study of cell metabolism , cell communication , cell cycle ...
James D. Watson on the cover of The Scientist (1964), an early volume in the Life Science Library. The Life Science Library is a series of hardbound books published by Time Life between 1963 and 1967. Each of the 26 volumes explores a major topic of the natural sciences. They are intended for, and written at a level appropriate to, an educated ...