Question

properties of collenchyma,parenchyma and cardiac muscle

Answer 1

ANSWER


☆☆ PARENCHYMA ☆☆


▪ They are living, thin walled isodiametric cells.

▪ Cell wall thin and made up of cellulose.

▪ Either closely packed or small intercelluar spaces.

▪ It performs the functions like photosynthesis, storage and secretion..


☆☆ COLLENCHYMA ☆☆

▪ It is formed of living, closely packed cells.

▪ Its cells are thickened at corners due to deposition of cellulose and pectin.

▪ It provide mechanical support to the growing parts of the plants.

▪ It is either found in homogeneous layer or patches.

▪ They are in many shapes.

▪ No Intracellular Space.

▪ They have chloroplasts.


☆☆ CARDIAC MUSCLES ☆☆

▪ They are Cylindrical in Shape.

▪ They are in Branched.

▪ Here, Striation Present.

▪ Here, Intercalated Disc present.

▪ They are Unicellular.

▪ Present only in the heart.

▪ They are involuntry in Action.

▪ So, They are also called " Involuntary Muscles".



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