Would the contractile vacuole fill up faster if the paramecium is placed in a hypertonic solution or a hypotonic solution?

of those who start drinking before they're 15 will develop alcohol dependence

igneous rocks are formed by solidification of cooled magma (molten rock), with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks.  

the composition depends on the source magma. there are almost a thousand types of composition found till now.  

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answer/// to address the needs of adults with mental illness and increase their ability to function;