Process by which the internal structure of a mineral is altered by the addition or removal of elements. Change in phase (mineral type) and composition are due to the action of chemical agents. Chemical weathering is dependent on available surface for reaction temperature and presence of chemically active fluids.
Answer: Turkey contains the amino acid tryptophan, which forms the basis of brain chemicals that make people tired.
It affects organic evolution because it may tend to shift land masses and as a result, it would change the climate of the area as well. The adaptations animals may have, in the past, had changed to a hot/cold climate and might no longer be needed and the animals will need to evolve further in order to survive successfully.
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The inner planets (in order of distance from the sun, closest to furthest) are Mercury, Venus, Earth and Mars.
The correct answer is this one: "A.When actin filaments are pulled toward the center of the sarcomere, the fiber shortens." The statement that accurately describes the way in which a muscle moves is when actin filaments are pulled toward the center of the sarcomere, the <span>fiber shortens</span>
