Answer:
I would say everything's correct except the second one, I believe that one is false :) I hope you do well and sorry if i'm wrong!
Explanation:
Dna is a code sdasdasdasddsddsds
By low temperature, it can melt. High pressure will raise the melting point of the rock.
A photograph of all the stained, prepared chromosomes in a eukaryotic cell is referred to as a karyotype