Document 442304

Bikini Bottom Genetics
Nanre
Incomplete Dominance
SpongeBob loves growing flowers for his pal Sandy! f{er favorite {Iowers, poofkins,
are found in red,
blue, and purpte. Use the information provided and your knowledge of iracornplete
dominance to
complete each section trelow.
l
'
write the correcl genotype for each color if R represents
Red--
Blue-
a red gene aLnd B represents a blue gene.
Purple
Z what would happen ilspongeBob crcssed a Fooikin ri,ith recl t-lor.r'ers n.ira a poolkin u,ith
blue
complete the Punnett square to deterniine thr chance s of each flolver color.
flo,,.n,q:!--r
(a) Give the genotypes and phenot.voes for the
ofttpring,
(b)
F{ow' many
of the prlants woulcl have red
flov,,ers.l
q
(c) Hor.v many cf the piants would have purpl,: I,lowcrs.l
(cl) Horv many of the olants rvould frave
blue
7c
flor,vers.l
cii
3' what would hiippen il spongeBotl crossed t,.i'o Poof'[:ins with pui'pie
f]swers., Compicl;
square to shorv the probabrlitv tbr each florver c:oioi-.
i-i:,:: irr;irrri:rl
(a) Cir,e the genot.ipes anri phenoryices fbr-th,:
offsprine.
tb) llov, mitil) rl:f the p,la:ri:, ri,oulci har,e red
llolvers.l
9i
(c.) Hc,r.i'nrary rtf thie piarrts voould
have pLrrple flou,e,.:_r.)
(d) Hori' riany of the plantr; rvould have
blue llo,,l,ers.,
{7/t
-
_'t'
4 what u'ould happct, if SpongeBob ci'ossed a l)ootkin nith purple flov,ers,,ritlr a poofkin,.ri;,lr
irluc
flowers? Cornplete the Punttett squarc to shorv the pi-obatrility tbr plants
rvith r:ach fjcrvcr coi.r-.
(ii) Cive
tl"ler
geno{r,pes irnrl phenot_t,r:es
lo: the ol'isprinl:
(b) tf',SpongeBob planted l0(l seecls f-rom this cross- hor,,
nranv rhr:Lrld
expecI ta, have ol eiicii ;ok;r'.)
PLrrpl:
flolrers
\iiirk.shtet t.-reured bu- l-.
Tt
Blue flon,ers -
i,,,'i
lt
t:
2 ()(
)
-t
ht tp : //.s
r..
ic n
<' e
.-'-_
sp
o t.
t t
c
Recl florr,cr:,
t/
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