(D) The gene that controls production of white blood cells.
Muscles pectoralis, an enormous muscle that ventilates beginning from shoulder to breastbone. The serratus foremost is named for its connection deep down and its source and muscle filaments. The pectoralis major is named for its size and area in the body.
Potatoes do not swell when it rains. When it rains the potatoes absorbs water mostly through its roots.
The answer is B. gibberellins