Categories 3. Immune system Complement system Post author By Muhammad Umair Post date January 15, 2022 No Comments on Complement system The complement system is made up of proteins whose actions complement the work done by antibodies. ← Antibodies → Lymphatic system Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.