Acongenital condition of immunodeficiency that results from defective development of the pharyngeal pouch system and presents with cardiac anomalies, hypoplastic thymus, and hypocalcemia is

DiGeorge syndrome (DGS)

Explanation: It is caused by abnormal development of certain cells during fetal development.

It is a primary immunodeficiency disorder caused by the mutation in chromosome number 22.

before, trains worked using the steam engine. thus, it uses heat so it is crucial to apply heat balance. the steam engine absorbs energy during the stage of boiling water. so, this is the endothermic reaction. when the steam is used to work the piston, it has to release this energy through running the train. the excess energy is released as an exhaust to the chimney. this is the exothermic process because it releases energy to the surroundings.

69 is the correct math for the amino acids