I think B is answer because Boiling point is a physical property.
Answer:
They form crystals
They have high melting points and high boiling points
They have higher enthalpies of fusion and vaporization than molecular compounds
They're hard and brittle
They conduct electricity when they are dissolved in water
They're good insulators
Explanation:
i hope this is what you need
Answer:
missense
Explanation:
missense: alteration of one or more codons so that different amino acids are determined
silent mutation: mutations in DNA that do not have an observable effect on the organism's phenotype