2. Differentiate between cells of :
(a) Parenchyma and collenchyma
(b) Meristematic tissue and permanent tissue
(c) Sclerenchyma and parenchyma
(d) Cells of involuntary and voluntary muscle
(e) Fibres of voluntary muscle and cardiac muscle.
Answers
Answer:
Meristematic tissues in plants consist of a mass of undifferentiated cells whose main function is to participate in plant growth. Permanent tissues, on the other hand, are differentiated tissues, carrying out dedicated functions.
3.Parenchyma cells have thin primary walls and usually remain alive after they become mature. ... Sclerenchyma cells have thick lignified secondary walls and often die when mature. Sclerenchyma provides the main structural support to a plant.
4.Voluntary Muscles Involuntary Muscles
Cylindrical, long, and unbranched shaped muscles. Spindle-shaped, small muscles.
These muscles are multinucleated. These muscles are uni nucleated.
Found attached to bones. Found in the walls of internal organs.
High energy requirement. Low energy requirement.
