GENERAL HISTOLOGY

INTRODUCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Structures which tend to be much larger in plant cells to hold larger amounts of water
A
cell wall
B
chloroplasts
C
vacuoles
D
lysosomes
Explanation: 

Detailed explanation-1: -Vacuoles are membrane-bound sacs within the cytoplasm of a cell that function in several different ways. In mature plant cells, vacuoles tend to be very large and are extremely important in providing structural support, as well as serving functions such as storage, waste disposal, protection, and growth.

Detailed explanation-2: -Plant cells additionally possess large, fluid-filled vesicles called vacuoles within their cytoplasm. Vacuoles typically compose about 30 percent of a cell’s volume, but they can fill as much as 90 percent of the intracellular space. Plant cells use vacuoles to adjust their size and turgor pressure.

Detailed explanation-3: -A vacuole is a membrane-bound cell organelle. In animal cells, vacuoles are generally small and help sequester waste products. In plant cells, vacuoles help maintain water balance. Sometimes a single vacuole can take up most of the interior space of the plant cell.

Detailed explanation-4: -Plant cells are known to have bigger vacuoles than that of animal cells as they need to store food and water.

Detailed explanation-5: -Central vacuoles are large, membrane-bound organelles found in plant cells that act as a storage space for water and other molecules in the cell. A fluid-filled central vacuole exerts pressure on the surrounding components of the cell and the cell wall.

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