True, gas exchanges occurs in the lungs
The rhyme scheme in the poem is: a b b a a b b a c d e c d e.
There is no end couplet, which makes this poem a Petrarchan sonnet.
Petrarchan sonnet consists of fourteen lines, the first eight lines (also called oc<em>tave</em>) follow the scheme: a b b a a b b a, and the rhyme scheme of the following six lines (also called <em>sestet</em>) may vary.
The third one is the one that contains the true analogy.
I am extremely bored at this point in time. I would like to do something exciting and adventurous.
