Question

12. What are sex
13. What is goiter? What causes goiter?
14 What are harmones? Name two sex harmone ​

Answer 1

The process by which a new young one is born by the fusion of male sperms to the female ovum is called sex or sexual reproduction
Goitre is the disease caused by the deficiency of iodine

Hormones are your body's chemical messengers. They travel in your bloodstream to tissues or organs. They work slowly, over time, and affect many different processes, including. Growth and development. Metabolism - how your body gets energy from the foods you eat
Two sex hormones are estrogen and progesterone