tissues

TISSUES

What are TISSUES?


Tissue is a cellular organizational level intermediate between cells and a complete organisms. A tissue is an ensemble of similar cells and from the same origin, that together carry out a specific function.


Why are these called Tissues?


These are called tissues because of their identical functioning. organs are then formed by the functional grouping together of multiple tissues.


What is the study of tissues?

The study of tissues is known as histology,or in connection with disease histopathology.

types of tissues?

there are two type of tissues:-

(i)animal tissues

(ii)plant tissues

(i)ANIMAL TISSUES ARE FURTHER CLASSIFIED INTO:- 

1)CONNECTIVE TISSUES

2)MUSCULAR TISSUES

3)NERVOUS TISSUES

4) EPITHELIAL TISSUES

PICTURE OF ANIMAL TISSUE.


(ii)PLANT TISSUES ARE FURTHER CLASSIFIED INTO:-

1)MERISTIMATIC TISSUES 

2) PERMANENT TISSUES

PERMANENT TISSUES ARE FURTHER CLASSIFIED INTO:-

a)SIMPLE PERMANENT TISSUES

b)COMPLEX PERMANENT TISSUES

SIMPLE PERMANENT TISSUES ARE FURTHER CLASSIFIED INTO:-

1)PARENCHYMA

2)COLLENCHYMA

3)SCLERENCHYMA

4)EPIDERMIS

COMPLEX TISSUE ARE FURTHER CLASSIFIED INTO:-

1)XYLEM

2)PHLOEM

                                     PICTURE OF PLANT TISSUE


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