The condition known as cretinism is caused by the deficiency of? by Sunday | Jun 28 | Biology WAEC | 0 comments A. adrenalin B. vitamin A C. insulin D. thyroxin E. vitamin C Correct Answer: Option D – thyroxin Users Also Read These:Which of the following vitamins would correct the…The deficiency of manganese in plants results in?A health condition that is known to have resulted…One of the symptoms of vitamin deficiency diseases…Night blindness in an animal is caused by a deficiency of?