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.
This vacuole is made up of cell membrane that is a water filled sac that acts like a storage area for food water and other materials.1 person found this useful. Edit. Share to: 1  The Five Major Parts of the Brain At its most basic, the brain controls the body.acuoles are membranous sacs found in plant and animal cells. Those in plant cells tend to be larger than those in animal cells. They are like storage tanks and they can con â¦ tain H2O, food, waste, or enzymes. A vacuole is a membrane-bound sac in a plant cell that stores food, water and metabolic waste.