Every day since his kidney transplant, mr. lanning must take a/ to prevent rejection of the donor organ.

Immunosuppresant

Explanation:

Immunosuppresant or antirejection are the drugs that are used to suppress, or to reduce the strength of the immune system of the body. These drugs are used to prevent the rejection of transplanted organ by the immune system if the body like liver, heart or kidney. The body may show immune reactions when the organ or tissues from other organisms are transplanted to the host. Azathioprine, Mycophenolate, and Cytotoxic drugs are the examples of immunosuppresant drugs.

Mr. Lanning must take immunosuppresant to prevent the rejection of kidney being transplanted due to immune response.

the unequal cytoplasmic division that  results  in  one egg  and three polar bodies ensures that a fertilized  egg has  ample nutrients  forits journey  to  the uterus.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.