Answer:
Plastic. Out of all the raw materials for 3D printing in use today, plastic is the most common. ...Powders. Today's more state-of-the-art 3D printers use powdered materials to construct products. ...
Resins. ...
Metal. ...
Carbon Fiber. ...
Graphite and Graphene....
Nitinol. ...
Paper...
Explanation:
D. This is to “proofread” the DNA
Those receptors are located in the head, where the eyes and ears are located.
Petrifaction happens jvgocg igcgicigcicg
The answer is it provides us with vitamins. Hope this helps.