ovary.
gametes a.k.a ovaries/testes
No, only the female of ANY animal produces eggs.
Depends on the animal, but in general male produces sperm, female produces eggs, and MAY hold fertilized eggs until they grow (but not always)
The organ that produces estrogen is the ovary.
The female organ of the plant part that proudces egg cells is called a pistil
Biotin is not produced by any organ in the body. It is a water-soluble vitamin that is obtained through dietary sources like eggs, nuts, and certain vegetables.
The female organ that produces sex cells is called the ovary, and produces ova.
The pancreas is an endocrine organ. It produces insulin.
Incorrect. A mammal is a warmblooded animal. Most give birth live, except for the platypus who lays eggs.
there is no such organ
The Australian platypus.
The termite queen produces hundreds if not thousands of eggs a day. Tens of millions over a 10-20 year lifetime.