Sample 4-1: Page with Multiple Heading Levels

 1 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀,sec;n #cg.b         #ajhd
 2 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀,! ,immune ,sy/em
 3 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
 4 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀,r1d+ ,preview
 5 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
 6 ⠀⠀⠀⠀,objectives
 7 _4 _.,-p>e _.& _.3tra/ nonspecific &
 8 ⠀⠀specific immun;y4
 9 '''
10 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
11 ⠀⠀⠀⠀,review ,vocabul>y
12 ._:ite ._blood ._cells3 l>ge1 nucl1t$
13 ⠀⠀blood cells t play a major role 9
14 ⠀⠀protect+ ! body f =eign sub/.es &
15 ⠀⠀microorganisms4
16 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
17 ⠀⠀⠀⠀,new ,vocabul>y
18 -ple;t prote9
19 9t]f]on
20 '''
21 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
22 ⠀⠀⠀⠀,,ma9 ,idea
23 ,! immune sy/em has two ma9 -pon5ts3
24 nonspecific immun;y & specific immun;y4
25 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀#--

 1 ⠀⠀⠀⠀⠀⠀,r1l-,_w ,r1d+ ,l9k         a#ajhd
 2 ,we live )a numb] ( pot5tial pa?og5s s*
 3 z bact]ia & viruses t c cause 41se4 '''
 4 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
 5 ⠀⠀⠀⠀⠀⠀⠀⠀⠀,nonspecific ,immun;y
 6 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
 7 ,at ! "t ( bir?1 ! body has a numb] (
 8 def5ses 9 ! immune sy/em t fi<t (f
 9 pa?og5s4 '''
 10 ⠀⠀,! nonspecific immun;y provid$ 0! body
 11 helps 6prev5t 41se4 '''
 12 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
 13 ⠀⠀⠀⠀,b>ri]s
 14 ,l ! /r;g walls (a =t1 b>ri]s >e us$ 0!
 15 body 6protect ag/ pa?og5s4 '''
 16 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
 17 _.,sk9 _.b>ri] ,"o (! simple/ ways t !
 18 body avoids 9fecti\s 41se is 0prev5t+
 19 =eign organisms f 5t]+ ! body4 '''
20 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
21 _.,*emical _.b>ri]s ,saliva1 te>s1 &
22 nasal secre;ns 3ta9 ! 5zyme lysozyme4
23 '''