Iodised salt is essential for our diet because iodine is necessary for the thyroid gland to produce thyroxin hormone. Thyroxin regulates carbohydrate, protein, and fat metabolism in the body, ensuring a balanced environment for growth.

Animal hormones play essential roles in maintaining homeostasis by regulating metabolism, growth, reproduction, and responses to environmental stimuli. They ensure that the body functions harmoniously, adapting to internal and external changes while maintaining the overall integrity of the organism.

In children, hormones play a crucial role in orchestrating the growth and development of various body parts while maintaining the overall body design. This ensures that children grow in a controlled and coordinated manner, forming the intricate structures of the ...

An example of controlled growth in humans is the development of fingers in specific locations. Hormones, especially those involved in development and growth, play a role in regulating the precise positioning and formation of fingers during embryonic and childhood growth.

Controlled growth in specific places in animal bodies ensures the maintenance of body design and functionality. In contrast to plants that may grow leaves in numerous locations, animals exhibit carefully controlled growth to maintain specific body structures and functions.