Problem # 1
In four o'clock plant , R is the allele for red color and N is allele for white color . Two pink flowered four o'clock plants were crossed .
Show the possible outcome of the cross between two pink flowered four o'clock plants by using the punnett square .
Problem # 2
Now, another cross was made involving a red flowered four o'clock plant and pink flowered four o'clock plant .
Using the punnett square , show the possible outcome .

Guide Questions :
1.How many types of gametes will each parent produce in problem no.1 ? In problem no.2 ?
2.What is the phenotype of a heterozygous four o'clock flower ?
3.What are the possible phenotypes of the offspring from the cross of the parental plants in problem no.1 ? In problem no.2 ?
4.What are the possible genotypes of the offspring from the cross of the parental plants in problem no.1 ? In problem no.2 ?

2

Answers

2015-07-12T21:18:10+08:00
Rr-red
ww-white
phenotype:pink
genotype:RW
alelle:RW
ratio:none
type of dominance:incomplete dominance
zygote:is the child
gamites:is the parents
gamites are 2 but 1 zygote/offspring
9 2 9
Is this the right answer ?
yes are you grade 9 now we have a the same topic
thnaks for that answer,,,
2015-07-18T21:56:33+08:00
2. Number 1 The answer is 1/2 pink , 1/4 red , 1/4 white , and for the 
number 2 is 1/2 pink , 1/2 red ..
2 3 2