Think about the structure and function of your backbone. why do you think there are discs of cartilage between the bones in the vertebral column?

The capacity of the backbone is to secure the spinal line, yet it additionally needs to take into consideration developments, for example, twisting around or turning from side to side. The a wide range of fragments of bone consider this bowing or bending significantly more than a solitary bone stretching out from the neck to the coccyx could. The circles of ligament serve two or three capacities. One, they help to interface each of the individual vertebral bones and avoid separation. Two, they keep the crushing of bone on bone that would happen if the vertebral bones were in coordinate contact.

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Molecules called lipids have long hydrocarbon chains that determine the way they act. they can be fats, oils, or hormones, and even exist in our cell membranes