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:
The correct answer would be the endocrine system. Hope this helps!
Answer:
mutation, recombination, and immigration of genes.