Cells and Tissues

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Basic terminologies:

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Cell:

   It is the fundamental unit of structure and function in all living organisms.

Plasmodesmata:

   The openings in the cell wall are plasmodesmata that contain strands of cytoplasm that connect adjacent cells.

Plasmolysis:

   It is the process in which cytoplasm of the cell shrinks due to the loss of water when placed in a hypertonic condition.

Nucleoplasm:

   The nucleus is filled with a gel-like granular fluid called nucleoplasm which has a nucleoli and chromatin network.

Detoxification:

It is the physiological or medicinal removal of toxic substances from a living organism.

Cartilage:

   It is a dense connective tissue that protects joints and bones.

Cyclosis:

   The streaming movement of the cytoplasm is called cyclosis.

Cisternae:

   Golgi bodies consist of a stack of flat, membrane-bound sacs called cisternae.

Exocytosis:

   It is the process by which cells get rid of large molecules of waste products or toxins.

Vesicles:

   It is a small structure within a cell, consisting of liquid enclosed by a lipid layer.

Quiz

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