GENERAL HISTOLOGY

EPITHELIUM

CILIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Looking at a cell through a microscope, which of the following suggests that it is a plant cell?
A
the presence of endoplasmic reticulum
B
a cell membrane
C
a large central vacuole
D
ribosomes can be seen
E
centrioles
Explanation: 

Detailed explanation-1: -In a plant cell, the central vacuole stores water and regulates turgor pressure. Additionally, it forces the cell’s contents toward the membrane, enabling plant cells to absorb more light energy for photosynthesis, the process of turning sunlight into food.

Detailed explanation-2: -In animal cells, you’ll see a round shape with an outer cell membrane and no cell wall. Plant cells will look green, due to round structures called chloroplasts, and will have a thick cell wall outside their cell membrane and be arranged in a grid.

Detailed explanation-3: -The central vacuole can occupy up to 90% of the cellular volume and, differently from intracellular organelles from animal cells such as lysosomes or endosomes, it is easy to isolate. Because of its large dimension (up to 40 m diameter) it can be successfully studied using the classical patch-clamp technique.

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