Elongation of bones through endochondral ossification requires the zone of reserve cartilage where normal cartilage persists in the metaphysis.
(a)-zone of cell proliferation
(b)- hyaline
(c)- zone of calcification
(d)- zone of deposition

(b) - hyaline cartilage

Explanation:

" Hyaline cartilage " -

It is found on the surface of the joint , and is a translucent cartilage , majorly found in the trachea , larynx , nose and ribs .

It has a firm consistency with a lot of collagen and the blood vessels and nerves are not present .

It has a very simple structure and is pearl - grey in color .

answer; i believe the correct answer is (replication is not conservative);

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.