Hypocalcemia or low calcium level is most usually the cause of electrolyte disturbance after a thyroid surgery.
Genotype is not the only thing that effect phenotype because you have environment effects as well that can cause a vary of things.....
The substance is colder than it was because when particles move very quickly its either how or boiling so if its slow its cold and if it freezed the particles are well frozen
The child is more susceptible to diseases than the father because the father has already gained a slight immunity towards the lead by loving in the house longer than the child (assuming the father has lived in the house longer)
The answer is.. C 7
PLEASE MARK BRAINLIEST
hope this helps