In peas, round seed shape (R) is dominant to wrinkled seed shape () and yellow seed color (Y) is dominant to green seed color (y) A pea plant which is homozygous round seed and has green seed color is crossed with a pea plant that is heterozygous round seed shape and heterozygous yellow seed ocolor. Directions: Follow the given steps in the discussion, do the cross using the Punnett square, then answer the given questions correctly. Step 1: Read and analyze the given problem. Step 2: RR or Rr YY or Yy Step 3: Parent's genotypes: RRyy x= RrYy Step 4: Possible gametes: Ry Ry Ry Ry x RY Ry rY ry Step 5: Fill up the Punnett square correctly. Step 6: Determine genotypic and phenotypic ratios. -Phenotypic ratio: Genotypic ratio: % RRYY % RIYY. % RRyy. % Rryy Of
In peas, round seed shape (R) is dominant to wrinkled seed shape () and yellow seed color (Y) is dominant to green seed color (y) A pea plant which is homozygous round seed and has green seed color is crossed with a pea plant that is heterozygous round seed shape and heterozygous yellow seed ocolor. Directions: Follow the given steps in the discussion, do the cross using the Punnett square, then answer the given questions correctly. Step 1: Read and analyze the given problem. Step 2: RR or Rr YY or Yy Step 3: Parent's genotypes: RRyy x= RrYy Step 4: Possible gametes: Ry Ry Ry Ry x RY Ry rY ry Step 5: Fill up the Punnett square correctly. Step 6: Determine genotypic and phenotypic ratios. -Phenotypic ratio: Genotypic ratio: % RRYY % RIYY. % RRyy. % Rryy Of
Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter3: Transmission Of Genes From Generation To Generation
Section: Chapter Questions
Problem 17QP
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help please
![Part I: Filing up the Punnett Square for a Dihybrid Cross
Problem to be solved:
In peas, round seed shape (R) is dominant to wrinkled seed shape (r) and yellow
seed color (Y) is dominant to green seed color (y). A pea plant which is homozygous
round seed and has green seed color is crossed with a pea plant that is heterozygous
round seed shape and heterozygous yellow seed color.
Directions: Follow the given steps in the discussion, do the aross using the Punnett
square,
Step 1: Read and analyze the given problem.
then answer the given questions correctly.
Step 2: RR or Rr=
YY or Yy yy=
Step 3: Parent's genotypes: 8= RRyy x = RrYy
Step 4: Possible gametes: Ry Ry Ry Ry x RY Ry rY ry
%3D
Step 5: Fill up the Punnett square correctly.
Step 6: Determine genotypic and phenotypic ratios.
-Phenotypic ratio:
Genotypic ratio:
% RRYY
% RIYy.
% RRyy.
% Rryy](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fde253023-bbe6-4747-b5e6-b3767e72ee2c%2F8448ec86-83db-4642-b50a-664437325b9c%2Fs35qeaj_processed.png&w=3840&q=75)
Transcribed Image Text:Part I: Filing up the Punnett Square for a Dihybrid Cross
Problem to be solved:
In peas, round seed shape (R) is dominant to wrinkled seed shape (r) and yellow
seed color (Y) is dominant to green seed color (y). A pea plant which is homozygous
round seed and has green seed color is crossed with a pea plant that is heterozygous
round seed shape and heterozygous yellow seed color.
Directions: Follow the given steps in the discussion, do the aross using the Punnett
square,
Step 1: Read and analyze the given problem.
then answer the given questions correctly.
Step 2: RR or Rr=
YY or Yy yy=
Step 3: Parent's genotypes: 8= RRyy x = RrYy
Step 4: Possible gametes: Ry Ry Ry Ry x RY Ry rY ry
%3D
Step 5: Fill up the Punnett square correctly.
Step 6: Determine genotypic and phenotypic ratios.
-Phenotypic ratio:
Genotypic ratio:
% RRYY
% RIYy.
% RRyy.
% Rryy
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