<prompt> Which of the following is true about constitutional delay in growth ?Neonates with constitutional delay show anomalies at birthIGF1 levels are low for chronological ageBone age is normalIGF1 levels are low for bone age  <response>: In constitutional growth delay, IGF-1 levels tend to be low for chronological age but within the normal range for bone age.Birth weight and height are normal.Bone age is less than chronological age. 