Wow jekson you gave a good question
<span>Which type of gland produces hormones? which type of gland produces hormones? unicellular exocrine glands halocline glands endocrine glands multicellular exocrine glands?
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Personally, I'd say that the answer is adaptation, but the closest thing there is, is evolution.
Answer:monoclonal antibodies
Explanation:
Monoclonal antibodies are the antibodies which are made from same kind of immune cells. These are the clones of unique type of parent cells. These have the affinity for a specific antigen. They have the same antigen recognition site.