Practice MCAS genetics open response PDF

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MCASGe ne t i c sOpe nRe s po ns ePr a c t i c eQue s t i o ns Pl e a s epr o v i dey oura ns we r so nas e pa r a t epi e c eofl i ne dpa pe r . Que s t i on1i sa nope nr e s po ns eque s t i on. BESURETO ANSWERANDLABELALLPARTSOFTHEQUESTI ON. Sho w a l ly ourwor k( di ag r ams , t abl e s , orc o mput a t i ons )i ny ourSt ude ntAns we rBo o kl e t . I fy oudot hewo r ki ny o urhe a d, e x pl a i ni nwr i t i ngho wy o udi dt hewor k. Wr i t ey o ura ns we rt oque s t i o n1i nt hes pa c epr o vi de di ny ourSt ude ntAns we r Bo okl e t . 18 APu nn e t ts q u a r ei sat oo lus e dt op r e di c tt h eou t c omeo fag e ne t i cc r o s s . a . Ma k eaPun ne t ts q ua r ef o rt h ec r o s so faf a t he rhe t e r o z y g ou sf ors h o r tfin g e r sa nda mo t h e rho mo z y g ou sd omi na n tf ors ho r tfin g e r s . Us eBt oi nd i c a t et hea l l e l ef ors ho r t fin g e r sa ndbt oi nd i c a t et h ea l l e l ef o rl on gfin g e r s . b . I de n t i f yt hee xp e c t e dp e r c e nt a g e soft hep he n o t yp e si nt heF1g e n e r a t i o nf ort hec r o s si n p a r ta . c . Ma k eaPu nn e t ts q u a r ef o rt h ec r o s sofat a l lf a t he rwh oi sho mo z y g o usd omi na n tf or h e i gh ta ndas h or tmo t he rwh oi sho mo z y g o usr e c e s s i v ef orh e i gh t . Us eTt oi nd i c a t et he a l l e l ef ort a l la n dtt oi nd i c a t et hea l l e l ef ors ho r t . d . I de n t i f yt h ee xp e c t e dpe r c e nt a g e so ft h ep he n o t yp e si nt h eF1g e ne r a t i o nf o rt h ec r o s si n p a r tc .

Que s t i on2 i sano pe nr e s pons eque s t i on. BESURETO ANSWERANDLABELALLPARTSOFTHEQUESTI ON. Sho w a l ly ourwor k( di ag r ams , t abl e s , orc o mput a t i o ns )i ny ourSt ude ntAns we rBo okl e t . I fy oudot hewo r ki ny o urhe ad, e xpl ai ni nwr i t i ngho wy o udi dt hewor k. Wr i t ey o ura ns we rt oque s t i o n2 i nt hes pa c epr o vi de din y ourSt ude ntAns we r Bo okl e t . Th ec h a r tb e l o ws ho wss omet r i pl e t sf r om aDNAs e q u e nc e( c od o ns )a n dt h e i r c o r r e s po n di n ga mi noa c i ds .

As e q ue n c eofDNAi nag e ner e a d sGGTTCG AGA. a . Wh a ti st h es e q ue n c eofa mi n oa c i d st ha t i spr od uc e dwh e nt hi sg e nei st r a ns l a t e d ? b . I ft h eDNAi smu t a t e dt or e a dGGTTGG AGC, wh a t wi l lt hes e q u e nc eofa mi no a c i d sbe ? c . Re wr i t et heo r i gi na lDNAs e q ue n c ewi t has i n g l emut a t i o nt h a twou l dno tc h a n g e t hes e q u e nc eo fa mi n oa c i d s . d . Exp l a i nh o wamu t a t i o nc a nc h a n g et heDNAb utn o tc h a n g et hea mi n oa c i d s e q ue n c e .

Wr i t ey o ura ns we rt oque s t i o n3i nt hes pa c epr o vi de di ny ourSt ude ntAns we r Bo okl e t . I nwa t e r me l o ns , s o l i dd a r kgr e e nc ol o r( G)i sdo mi na n tt os t r i pe s( g ) . As t ud e ntc r o s s e s t wowa t e r me l o npl a nt st h a ta r ehe t e r o z y g ou sf orme l o nc o l or( Gg ) . a . I ny ou rSt ud e n tAn s we rBoo kl e t ,ma k eaPu nn e t ts q ua r et os h o wt hi sc r o s s . Wh a ta r e t hee x pe c t e dp e r c e nt a g e sofp he no t yp e soft heo ffs p r i n g ? b . Thes t ud e n t ’ sc r os spr o du c e son eh un dr e dwa t e r me l onpl a nt s . Oft h os e10 0p l a n t s , 78 p l a nt spr o du c es ol i dda r kgr e e nwa t e r me l on s , a nd22pr od uc es t r i pe dwa t e r me l o ns . Exp l a i nt h e s er e s ul t sba s e do nt h ePun ne t ts q ua r ea ndpr e di c t i on sy o uma dei np a r t( a ) .

Que s t i on4i sa nope nr e s po ns eque s t i on. • BESURETO ANSWERANDLABELALLPARTSOFTHEQUESTI ON. • Sho wal ly ourwor k( di a gr ams , t a bl e s , o rc omput a t i ons )i ny o urSt ude nt Ans we rBo okl e t . • I fy oudot hewo r ki ny o urhe ad, e xpl a i ni nwr i t i ngho wy o udi dt hewor k. Wr i t ey o ura ns we rt oque s t i o n4i nt hes pa c epr o vi de di ny ourSt ude ntAns we r Bo okl e t . I n1 9 50 , Er wi nCh a r g a ffa n dc ol l e a gu e se x a mi ne dt h ec h e mi c a lc ompo s i t i onofDNAa nd d e mon s t r a t e dt ha tt hea mo un to fa d e ni nea l wa y se q u a l st h a toft h ymi ne , a ndt h ea mo u nt o fg ua ni nea l wa y se q u a l st h a tofc y t o s i ne . Thi sob s e r v a t i onbe c a mekno wna sCh a r g a ff’ s r ul e . a . Ba s e donc ur r e n tkno wl e d g eoft hes t r u c t ur eofDNA, e xp l a i nt heba s i so fCh a r g a ff’ s r ul e . b . Thed i a gr a mb e l o wr e pr e s e n t sas i n g l e s t r a nd e ds e gme nt ofDNA. I ny ou rSt u de n t An s we rBoo kl e t , wr i t et h ec ompl e me nt a r yDNAs t r a ndt h a two ul df or mf r o mt hi ss t r a nd d ur i n gr e pl i c a t i on . Us et hel e t t e r sA, C, G, a ndTt ode s i g na t et h eba s e s :A=a de ni ne ;C= c y t os i n e ;G=gu a ni ne ;T=t h ymi ne .

c . Wh yi sCh a r g a ff’ sr ul es oi mpo r t a nt t oDNA’ sa bi l i t yt or e p l i c a t ei t s e l fa c c ur a t e l y ?

Thef ol l o wi ngs e c t i onf o c us e soni nhe r i t anc epa t t e r nsi nape di g r e e . Re adt hei nf o r ma t i o nbe l o wandus ei tt oans we rope nr e s po ns eque s t i ont ha t f o l l o ws . Ea r l o be sma yb ef r e eo ra t t a c h e d, a ss h o wni nt hei l l u s t r a t i on sb e l o w. Thet y peo fe a r l ob e ape r s o nh a si sg e n e t i c a l l yde t e r mi ne d .Thea l l e l ef orf r e ee a r l ob e s( E)i sdo mi n a nt , wh i l e t hea l l e l ef ora t t a c h e de a r l ob e s( e )i sr e c e s s i v e .

Th ei n he r i t a nc eo ft h ee a r l ob et r a i tc a nbet r a c e do v e rs e v e r a lg e ne r a t i on sus i n gaf a mi l y t r e ec a l l e dap e di g r e e .Ape di g r e ef o rt h ee a r l ob et r a i ti ss ho wnb e l o w.

Qu e s t i on5i sa no p e nr e s p on s eq ue s t i on . BESURETOANSWERANDLABELALLP ARTSOFTHEQUESTI ON. Sho wa l l y o urwo r k( d i a gr a ms , t a b l e s , orc ompu t a t i o ns )i ny o urSt ud e n tAn s we rBoo kl e t . I fy oudo t hewor ki ny ou rhe a d, e xp l a i ni nwr i t i n gh o wy oudi dt hewo r k. Wr i t ey ou ra ns we rt oq ue s t i on5i nt h es p a c epr o vi de di ny ou rSt u de ntAn s we rBo ok l e t . Onape di g r e e ,i tma yno tbepo s s i bl et oc on c l u s i v e l yd e t e r mi net heg e n ot yp eo fe v e r y i n di v i du a l . a . Ca nt heg e no t yp eofma l e# 1b ec on c l u s i v e l yd e t e r mi ne dba s e dont hei n f or ma t i on g i v e ni nt hepe di g r e e ?Ex pl a i ny ou ra ns we r . b . Ca nt h eg e no t y peoff e ma l e#2b ec on c l us i v e l yde t e r mi ne db a s e do nt hei n f or ma t i on g i v e ni nt hepe di g r e e ?Ex pl a i ny ou ra ns we r . Youma yu s ePu nn e t ts q u a r e st os up p or ty ou ra ns we r st opa r t s( a )a nd( b) .

Que s t i on6i sa nope nr e s po ns eque s t i on.  BESURETO ANSWERANDLABELALLPARTSOFTHEQUESTI ON  Sho wal ly ourwor k( di a gr ams , t a bl e sorc omput a t i ons )i ny ourSt ude ntAns we r Bo okl e t .  I fy oudot hewo r ki ny o urhe ad, e xpl ai ni nwr i t i ngho wy o udi dt hewor k. Wr i t ey o ura ns we rt oque s t i o n6i nt hes pa c epr o vi de di ny ourSt ude ntAns we r Bo okl e t . DNAr epl i c at i onandt r ans c r i pt i onar ei mpor t antpr oc es s esi nc el l s . a.I dent i f yt heendpr oduc t sofbot hDNAr epl i c at i onandt r ans c r i pt i on.Bes pec i fi ci n y ourans wer . b.Ex pl ai nt hei mpor t anc eofeachpr oc essi neuk ar y ot i cc el l s .

Wr i t ey ou ra ns we rt oq ue s t i on7i nt h es p a c epr o vi de di ny ou rSt u de ntAn s we rBo ok l e t . Pe op l ewhoa r et u ned e a fa r eu na b l et of ol l o war h y t h m. Sc i e nt i s t sha v ee vi d e nc et ha tt u ne d e a f n e s sc a nb eg e ne t i c . Thep e di g r e eb e l o wt r a c e st hei nh e r i t a n c eoft u ned e a f ne s si na f a mi l y . I n di v i du a l si nt h ep e di g r e ea r en umb e r e d .

Sc i e nt i s t sh a v ea n a l yz e dt h ei n he r i t a nc ep a t t e r n sf ort un ede a f n e s sa n dh a v ec on c l ud e d t ha tt u nede a f ne s si sc a us e db ya na ut os o ma ld omi na nta l l e l e , T. a . Pr o v i dee vi de nc ef r o mt hepe d i gr e et ha tc on c l u s i v e l ys h o wst ha tt het un ede a f ne s sa l l e l e i sa ut os o ma ldo mi na n t , no ta ut os o ma lr e c e s s i v e . Ex pl a i ny ou rr e a s o ni n g . b . I de n t i f yt heg e n ot y pe so fi n di v i du a l s5a nd6,a ndt he nd r a wt hePun ne t ts q ua r ef o rt he c r o s soft he s et woi nd i vi du a l s . c . Co mp a r et hee x pe c t e dp e r c e nt a g eofe a c hph e no t yp eoft h eo ffs p r i n gf r o mt h ec r os si n p a r t( b)wi t ht h ea c t ua lp e r c e nt a g eofe a c hp h e no t y peob s e r v e di nt h ec h i l dr e no f i n di v i du a l s5a nd6....