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The epidermis of a leaf is removed from a leaf and sections of the epidermis incubated in different concentrations of mannitol (asugar alcohol that does not enter plant cells). In .1M mannitol the epidermal cells neither gain nor lose weight. Sections of the epidermis placed in .6M mannitol become flaccid […]

Six tree finches began nesting on an island in 1993. Biologistsmonitored the numbers of this population for nine years, as shownin the included table. YEAR FINCH POPULATION 1993 181994 351995 581996170 1997280 1998477 1999359 2000296 2001283 1) Graph the changed in the population over the nine-year period.Completely label your graph.2) […]

Topic: How lymph forms and returns to the bloodstream 300 words 1. Your post must be HIGHLY ORGANIZED, ACCURATE and THOROUGH. 2. Reference sources that are used. See start here tab for APA help. 3. NOTE: The goal is NOT to retype the text but to break down the concept […]

1. In the fruit fly Drosophila melanogaster, very dark (ebony) body color is determined by the e allele. The e allele produces the normal wild-type, honey-colored body. In heterozygotes for the two alleles (but not in e e homozygotes), a dark marking called the trident can be seen on the […]