An abstract is a brief summarizing statement, usually between 75 and 150 words long. It gives thereader a synopsis of the problem, method, results, and conclusions of yourdocument. The abstract takes the form of a paragraph, usually with 5-10 sentences. It appears atthe top of a journal article, just under the title, or on the page following the title page of a report. In the latter instance, the abstract appears on a page by itself.
Quick Answer. A vacuole is a fluid-filled sac that stores food and water in cells. Vacuoles are most commonly found in plant cells, but they also exist in some bacteria and animal cells. Continue Reading.
Vacuole (12) ï® A sac of fluid surrounded by a membrane ï® FUNCTION-stores food, enzymes, and other materials for the cell. Some store waste products. ï® Plant Cells have one LARGE vacuole that contains water and other substances.acuole (12) ï® A sac of fluid surrounded by a membrane ï® FUNCTION-stores food, enzymes, and other materials for the cell. Some store waste products. ï® Plant Cells have one LARGE vacuole that contains water and other substances.