The double-lobed mass of tissue located in the mediastinum along the trachea behind the sternum that is involved in immunity is known as the

The correct answer is thymus gland.

Explanation:

In the immune system, the thymus is considered as a primary lymphoid organ. Thymus is present behind the sternum, above the heart and between the two of our lungs. It is made up of two-lobed and is involved in releasing hormones and providing immunity.

Thymus is the primary site where T- cells become mature. T- cells are formed in bone marrow but reaches to thymus for maturation. These mature T- cells play a very important role in providing adaptive immunity against foreign molecules.  

Thymus is larger till puberty and it slowly shrinks as the age increases. So the correct answer is thymus.

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

i wish you would have provided choices to simplify it and allow me to give an exact answer.

the correct answer should be false

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