Garden design is considered to be an art in most cultures, distinguished from gardening, which generally means garden maintenance. Garden design can include different themes such as perennial, butterfly, wildlife, Japanese, water, tropical, or shade gardens.
The thymus gland is located in the neck above the heart. The function of the thymus gland is to generate mature T lymphocytes (white blood cels that help the immune system fight off illness).he function of the thymus gland is to generate mature T lymphocytes (white blood cels that help the immune system fight off illness).
small lymphocytes that mature in the thymus as a result of exposure to the hormone thymosin which is secreted by the thymus, contribute to immune defense by coordinating immune defenses and killing infected cells on contact.