Ur mom this is a test to see if I am banned or not if so ur noobs

In which process is oxygen absorbed by an organism asap apex

Analogy- 1 is to arete as 5 is to cirque horn glacial valley hanging valley

If a set of instructions that determines all of the charactersitics of an organism is comparedto a book,and a chromosme is compared to chaper in the book,then what might be compared to a paragraph in the book?