US National Weather Service Philadelphia September Weather data records that on September 28, 1984, the high temperature did not exceed 52 degrees Fahrenheit, the lowest high measured in Philadelphia in the past 69 years.
Vacuoles are generally used to store cell products or protect the rest of the cell from invading microorganisms. The large central vacuole of plant cells is a special case. It is used to store water and cellular wastes and helps maintain the necessary internal pressure of plants called turgor pressure. Structure.
What is the central vacuole of a plant cell? Quick Answer. Central vacuoles are important organelles in plant cells that store sugar, ions and water for plants, regulate waste and help plants retain their shape. Central vacuoles exist in all plant cells, surrounded by a thin layer of a single membrane.