Cartilage is not found in

Write the location and function of collenchyma tissue.

$A$ lion and a mango tree are both complex living organisms with specialised yet different tissue systems to perform basic life processes. Give two reasons for possessing different tissues to perform similar functions.

$(a)$ Differentiate between meristematic and permanent tissues in plants.
$(b)$ Define the process of differentiation.
$(c)$ Name any two simple and two complex permanent tissues in plants.

Name the liquid matrix of the blood. What does it contain? List any two functions of blood.

Flexibility in plants is due to