1.How many miles up would you have to go to encounter a temperature of 100 degrees Celsius? 2.How many kilometers up would you have to go to encounter a temperature of 50 degrees Celsius?

Need asap

it's     c       this is a cell (b) with a nucleus (c) containing dna (a). the dna is organized into chromosomes (d). a section of the chromosome that codes for a trait is called a gene (e).

i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.