Biology, 26.08.2021 05:50 andybiersack154
A dam is built on the Columbia River in 1938 and then eight more dams were built between 1940-1950. What happens to the fish populations when dams are built?
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Of the pollutants that form acids in the atmosphere, which is easiest to reduce? a. sulfur dioxide b. nitrogen dioxide c. ozone d. carbon monoxide
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Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?
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Immature bone cells, or osteoblasts, manufacture a protein called osteoid as well as several hormones. because of this, we would expect osteoblasts to contain numerous a) nuclei. b) ribosomes. c) lysosomes. d) golgi bodies.
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A dam is built on the Columbia River in 1938 and then eight more dams were built between 1940-1950....
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