Please post the questions
Answer:
DNA is a Deoxyribose nucleic acid and our Dna strand is double helix
Explanation:
I kow this because if you close you see two strands
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)
To find the density of an object, divide the mass by the volume. To find the density of the object in your problem, use a calculator to divide 60.0 by 400.0