Question

what is notochord? mention it's function

Answer 1

The notochord is a flexible rod made of a material similar to cartilage. The notochord becomes part of the vertebral column. The notochord exists transiently and has at least two important function. First, the notochord is positioned centrally in the embryo with respect to both the dorsal ventral and left right axes. Here it produces secreted factors that signal to all surrounding tissues, providing position and fate information

hope u understand

Answer 2

NOTOCHORD :

A notochord is a primitive beginning to the backbone. It appears in embryos as a small flexible rod made from cells from the mesoderm, which is one of the three layers of cells of embryos. Notochords are only found in the phylum chordata, a group of animals that includes humans.

FUNCTIONS:

It serves as a source of midline signals that pattern surrounding tissues and as a major skeletal element of the developing embryo.