Consider the following cross: AaBbCcDdEe X AaBbCcDdEe. How many different phenotypes would you expect in the offspring from this cross? Number of phenotypes =
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Consider the following cross: AaBbCcDdEe X AaBbCcDdEe. How many different
Number of phenotypes =
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- Figure 8.10 In pea plants, purple flowers (P) are dominant to white (p), and yellow peas (Y) are dominant to green (y). What are the possible genotypes and phenotypes for a cross between PpYY and ppYy pea plants? How many squares would you need to complete a Punnett square analysis of this cross?Consider the following cross: AaBbCcDd X AaBbCcDd. How many different genotypes would expect in the offspring from this cross? Number of different gentoypes =What will be the PR and GR of the following crosses? Give also their phenotypes. (Designate your own phenotype for each character) AaBb x aabb AAbb x AaBB AaBb x aaBB AABb x aabb
- Consider this cross in pea plants: Tt Rr yy Aa × Tt rr Yy Aa, whereT = tall, t = dwarf, R = round, r = wrinkled, Y = yellow, y = green,A = axial, a = terminal. What is the expected phenotypic outcomeof this cross? Have one group of students solve this problem bymaking one big Punnett square, and have another group solve it bymaking four single-gene Punnett squares and using the multiplication method. Time each other to see who gets done first.Diagram the P1 and F1 crosses, using Mendelian notation, to show the possible genotypes found in each generation. (Remember a diagram is just the cross itself, not the progeny).These genotypes are crossed: AaBbCcdd x AabbCcDd. What will the proportion of thefollowing genotypes be among the progeny of this cross? (Show your solution and put the final answerin a box).a) AAbbCcdd b) AaBbCcDd
- Given a cross of AaBbCcDdEe X aaBBccDdEe, what is the probability of getting an offspring with genotype AaBBCcddEe? Given a cross of AaBbCcDdEe X aaBBccDdEe, what is the probability of getting an offspring with phenotype ABCde? Given a cross of AaBbCcDdEe X AaBBccDdEe, what is the probability of getting the phenotype ABCDE? Given a cross of AaBbCcDdEe X AaBBccDdEe, what is the probability of getting AaBbCcDdEe?.In tomatoes, red fruit color (R) is dominant over yellow fruit color (r). Do the following crosses: Rr x rr Rr x RR rr x RR Rr x Rr rr x Rr rr x rr Show your Punnett square for each cross. For each cross also show the genotypic and phenotypic ratios.In the following dihybrid cross: B/b; E/e x B/b; e/e What are the phenotypes of the offspring? 9/16 Black 3/16 brown 4/16 golden 9/16 Brown 3/16 Black 4/16 golden 9/16 Black 3/16 golden 4/16 brown 3/8 Black 1/8 brown 4/8 golden 3/8 golden 4/8 Black 1/8 brown
- In a dihybrid cross, if two heterozygous individuals for both genes are crossed, what will be the expected phenotypic ratios? (In the following order: dominant for both traits; dominant for the first trait recessive for the second; recessive for the first trait and dominant for the second; recessive for both traits) show your solution using punnet squareWhat are the expected phenotypic ratios from the following cross:Tt Rr yy Aa × Tt rr YY Aa, where T = tall, t = dwarf, R = round,r = wrinkled, Y = yellow, y = green, A = axial, a = terminal; T, R,Y, and A are dominant alleles. Note: Consider using the multiplication method in answering this problemIf you do the following cross: TtRryy x ttRrYy (where T=tall, t=dwarf; R=round, r=wrinkled; Y=yellow seeds, y=green seeds) then what proportion of the offspring would you expect to be: dwarf, round, yellow 1/32 O 3/32 O 3/64 O 1/16 O 3/16 1/8 O 3/8 O 1/2