NEET BIOLOGY

STRUCTURAL ORGANISTION OF PLANTS AND ANIMALS

ANATOMY OF FLOWERING PLANTS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Assertion:Sclerenchyma cells do not possess plasmodesmata.Reason:The cell walls of some permanent tissues are heavily lignified.
A
A
B
B
C
C
D
D
Explanation: 

Detailed explanation-1: -Assertion :Sclerenchyma cells do not have plasmodesmata. Reason: The cell walls of some permanent tissues are heavily lignified.

Detailed explanation-2: -No, animal cells lack Plasmodesmata. These channels are found in plants and algae.

Detailed explanation-3: -However, the presence of abundant extracellular cell wall material means that plant cells physically do not touch. To enable intercellular communication, plants have evolved cytoplasmic bridges, called plasmodesmata, which span cell walls, linking the fluid cytoplasm between adjacent cells.

Detailed explanation-4: -The cells of the sclerenchyma are living is incorrect statement. Since Sclerenchyma tissues are made up of only one kind of cells so they are simple permanent tissue.

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