The gland directly affecting metabolic rate, growth and development is known as
Answer Details
The gland directly affecting metabolic rate, growth and development is the thyroid gland. This gland is located in the neck and produces hormones that regulate various body functions including heart rate, blood pressure, and body temperature. The hormones produced by the thyroid gland, such as thyroxine, help to control the rate at which the body uses energy, affecting metabolism and growth. Therefore, the thyroid gland plays an important role in maintaining overall health and well-being.