GIF89a   !!!"""###$$$%%%&&&'''((()))***+++,,,---...///000111222333444555666777888999:::;;;<<<===>>>???@@@AAABBBCCCDDDEEEFFFGGGHHHIIIJJJKKKLLLMMMNNNOOOPPPQQQRRRSSSTTTUUUVVVWWWXXXYYYZZZ[[[\\\]]]^^^___```aaabbbcccdddeeefffggghhhiiijjjkkklllmmmnnnooopppqqqrrrssstttuuuvvvwwwxxxyyyzzz{{{|||}}}~~~!!GFile source: https://microbewiki.kenyon.edu/index.php/File:Figure_1.gif,  H*\ȰÇ#JHŋ3jȱǏ CIɓ(S\ɲ˗0cʜI͛8sɳϟ@ ZQΗB2]ʴӖ%ӫX eLTKh7N""] FT'v ,-;Zڍ#p(1 ={ Y]6 r",ز,n oeI;m2hg'IU@I)/|=%d ]BfiJT_[p=>cІDvKހ$]ZUw]wNtE,1(uA+ELQY%qAnnf^"&cN#J}vJ;G [uG70 U\;VQ h|%P/{X V; A3"R^TRiTpf(cq-Et VE3U8 2B t磐n()ABF,}FK&XEK*3cl*무jkOVjsїlZ4lylG>+-BNklrmBnˎK.C>.D}B".t[P2[;ιK4TQ h;(DF k<K}@@N  AH=ޏEh|Z!G 1C,'-o6.B)JP3NąrLlraҋoc2VE-Ara 5c4; ;mhPY*Zrgn!_ɦjV:,.З@_6;BJ~P:<~2D ,.J%#()$L'hK'mI?"9o;~ܻ(~7q~iqJRw;@B  <%  S`/ !$H gB E{ݰ a5hXg4aȞ @CHª 9@AK s2 p_HՕ)9 ԖXtɁp G`2܀ !H3#=i#i. ]`rhA"nL̵E<7Ț4 % !0Z |QiSb$Ea"g|aQPLCeE*cπMm%h6 F3eq(M|$ <5xCD,ړ{pA+$PCP Ut!/}ǐ%xҖd 7sLS8ͩNwY"z+$ڎV It#xԄ< ]J%bqnd:4љM;z5+6!I fUUFь1UIV5Fez9/̀KM Z ;Т0F DhhC*SrX(DV֒"@>d')׆,E0 F]zwݮx^ww]W*َIL JS)*cD ;J$h_2\6M8Y, HB)UpXQk>XCx; 2f_@|ЎĢ_HG4d (PBB *;C! Y&S.:`(FDYB*NF="IO/N C2AXh022f!m0E`O`q\'haSpQ= "h ۱ bR o{ ;b6p#L ڍj d0RRQZl[ ы/*K&k-AnEvr=xR hsCpaK)lj> zZWQG $@lx,ЋȹXp1"(BBlP!W0<+w9yJԝT>iσҡ@?L`+}=5Vr(r;駣/ FYAB*7|&tUc}p|K3[+5m JSuK\س*IAZNi|MAG#9n60dx ĆOdRjҐg8gN2`y!ua'RqRQȆ7'ppT|Q5FWR ߇v~?crkK1C=E[ 4=@ߛBD~V 7TY N6 p7zNu1 aC@ Q{`"}G``%7  a֒.}px 7` U0< ,(-C h Pa v+Ơ7 vW Uctb(7RX3Dj/g؆Æp.|s>d0>)wx?V]}x?p F(=> I>z8: W<#"N*yqIu D0[WjV&ShEl2 vo_Lz%2pUjpU >}PFip&Sg&Q[),Q=p WG}iv PC.;)hna;O{ O !mŒ`;`0)+[UO ` N! C01 C/)9cݡ֠N'x% Z  i z72ryfr Jwc"҅Vv v١ =_3.dv1Qv SQb @8'SHpPQhp#`i3B 75;1\ 1@}TgY ~>yzMç}_`?/)0c4Vk>>W1@rJZ3Jگ/G U49v7*l m$Amr`W +p2b3q-$P# ːh2!J0cbg ti\A ߚ_0_4bE 8$c 5@ 3u. K ~1 )` KieZ+@Y_IдTQh@ I` FV'h& Q S1C _@ Gٯ@Y7#(` q4T A1E)W)pkEe ?<%kȴ&>;[ ꚽ[q仾-[Fk[Ѿ q˿;Kj/Q/ l+L\(q , l L'' Lk-,& +5%Akh!1 QV.LZI[ W  ȦPu :$r  R$C>P EPs闽K[e d(cQUzT'_5r2JuA Qk+ +{ @ Bه%'h;>[T681!¬/ Qm ԩAع`YJ A5R G\+x0A=P9 ct=Gj{a̽Z ݯ<= i1B<(1mћ ,x{CZ3kh:Z>UVM=BT ߽T: =QqOZ\YE;8#\ M52\r`w!) ǭSCc=ݬͬ 'ec ]g*od@"4ޘݴmk2@0!⩪a/0ܿSNP9Ae3ܳR7HE/1[ sGbDN@ !@ڷB9ր7& h |m$AcBNx&jͰZR=P7>-(c[ 1x:3x a Pg >C @JF-841~/Pdd rBU:eO*c.「2q9PDhPQ~)?HP>!B#nO}7drJoOXZP}/tf,('"{vP1"DhJb[+}fn:#)N Ua\aSPKF *n`pevWRWڱZTzdй6h HSg)V[= v4Ljx* q qc8! 5uNƠh Z |]#4a ߾Tp v4eskĊD>z=T;,d22 %nL  )D SDaA`B1|P>eXK\@ S Yb)RC;;=0%@f; 0zAC!܋PgCY8tk: s>!'Jm4zA6 ipn1Z%M5Di#@2e(HHeu0TL l?2'c {i2b26 hn'pkgVDtc "%'#HbQiOM0۩)* GY^(ګe%JedĚ ɍG6dž;#+ 44苖h)tlV6\F0w¿wO}㼈G>yc埇Jdi\1& -J9d%:`V˿q .X~ 4D`TO70P? ^>aBDZFbcBP%|PBL'\5$ - % HqC \Z̈19mрdFB!nLPXPxDܠ0[XP2 L)lJ\$]PJ61E %G$ELI;B!'J&Ÿ|ˈ#'C؋10>joij6RJ@Y ^RRaI $fI"6RUh1+hgAYYipG"iEK2TbZi$2t'rEь=l#PzD%-Ac D 1p9o"\~ A$B`N(E(Թ Iտ,!K#FJ\ R/}>qԬa 1`h8:4]JmDYEl4ؿ`B9dJ2$WդeX"* )WBNE32Dj'6I@Y(Y0> '7X0 FiP;B͠#-3ܝ&U-ƦZ.` 1`)|  x"H!$Țm.bQu"U#obꄰl24ƈ}#R #CeZT6r7K@F2x !E2qG$7,&<" myΡO|E./fPl/K@vCR2C +{ǸLmm v 1` o;~V.c8I]յ 'EV  9~HQ33"`dDh(%|-rhC\,Y.(VH`5tƪЯav@l%wѤjEZT$d5 +@;N r۷p8B&G Ċg:7+E$_m % aU1= ʄ;?Z I s A 4@;Aǒt9C3A  !L-A";SAGhyäKBhB"9(8?Q# p+0?!tӝVp%`n/pt񨏀f%5CFk@)h9# 34Y(nHPH12fDv2حT09N"r *=x6ø^#tsÈ^pP#S*3;?Z c[HQ0PH/e蘖=(g[ɉxztܮ*@92 d"`&@H Db@[c|JB@;z:|dK )$KZT 3˻eXZP&@"(F>K:T(HBH=2V@FH)ص>8\/_b h3OLP%T0"+X 8?>^^ps`ʞXxq(`%q@\p )=(DMS 20S 3W94Lt)z SMK - Ի)mD'S@9)k`dٙ>Ԙ"kȻ؋h@Qs튆hKnB(Aqn"ilЂMMm)Y@FLJ6%"oA VH>,W*\O@A)%(*U-pn)yUBʬO\9QWe/ܜC@,\K\8\C\\Q@˭A!\ފ ]a!ҽ ܉@6@u< K, ;[nbv!䡨.t`gHh{ -?I^( :`?"КLh2l šv'VVZ@6`V.ڕP ,HX ^`҂ `jFCea*aekd,ݪaZ<{0 v! SHL v(XhhQ0&n80/ؙHɄ x 2@"A0-j9:Zbs"4Љ/cq%k>eH@=Jщ/;^dn6dE sV 47,)8!O .4!\_`a&;