Hip. the shoulder and hip form the only ball an socket joints in the body.
Description 2 describes a commensal symbiosis. The answer is D, commensalism.
To make the risk of getting cancer again and not surviving clear to everyone
Biotechnology has enabled to improve farming techniques and crop production around the world by increasing plants' resistance to diseases and pests; reducing pesticide applications; and maintaining and improving crop yields.
Centriole, lysosomes, cilia and flagella