1. What are the expected proportions in the offspring? You will need to propose which trait is dominant, either the wild-type or the mutant? 2. Using the chi square calculator to analyze your results. Provide a summary that includes whether you support or reject the hypothesis.

Human Anatomy & Physiology (11th Edition)
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Chapter1: The Human Body: An Orientation
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1. What are the expected proportions in the offspring? You will need to propose which trait is dominant, either the wild-type or the mutant? 2. Using the chi square calculator to analyze your results. Provide a summary that includes whether you support or reject the hypothesis.
Design
Copyright © 2019, Robert A. Desharnais, Ph.D.
Virtual Courseware Project, ScienceCourseware.org
Mate
Crosses
Analyze Lab Notes
Flies to be Mated
Female: +
Source: Design View
Male: CY
Source: Design View
Mate Elies
Parents of Cross #1
Select Cross
Eemale +: N = 1
Male: CY: N-1
Q Select to Mate
Select to Mate
Offspring of Cross #1
Female: + N = 261
Male: +; N = 227
Eemale: CY: N = 248
Male: CY: N= 240
Q Select to Mate
Q Select to Mate
Q Select to Mate
Q Select to Mate
Design
Mate
Crosses
Analyze Lab Notes
Copyright © 2019, Robert A. Desharnais, Ph.D.
Virtual Courseware Project, ScienceCourseware.org
Select Cross
Ignore sex of flies
V Include a test of hypothesis
Results for Cross #1
Phenotype
Observed
Proportion Hypothesis Probablity
Еxpected
(0-E)?/E
Female: +
0.2674
0.2500
244.00
261
244
1.18
Male:+
227
0.2326
244
0.2500
244.00
1.18
Female: CY
248
0.2541
244
0.2500
244.00
0.07
Male: CY
240
0.2459
244
0.2500
244.00
0.07
Total
1.0000
976
1.0000
976
976.00
2.50
New Hypothesis
Chi-squared test statistic: 2.50
Degrees of freedom: 3
Level of significance: 0.4753
Add Results to Lab Notes
Transcribed Image Text:Design Copyright © 2019, Robert A. Desharnais, Ph.D. Virtual Courseware Project, ScienceCourseware.org Mate Crosses Analyze Lab Notes Flies to be Mated Female: + Source: Design View Male: CY Source: Design View Mate Elies Parents of Cross #1 Select Cross Eemale +: N = 1 Male: CY: N-1 Q Select to Mate Select to Mate Offspring of Cross #1 Female: + N = 261 Male: +; N = 227 Eemale: CY: N = 248 Male: CY: N= 240 Q Select to Mate Q Select to Mate Q Select to Mate Q Select to Mate Design Mate Crosses Analyze Lab Notes Copyright © 2019, Robert A. Desharnais, Ph.D. Virtual Courseware Project, ScienceCourseware.org Select Cross Ignore sex of flies V Include a test of hypothesis Results for Cross #1 Phenotype Observed Proportion Hypothesis Probablity Еxpected (0-E)?/E Female: + 0.2674 0.2500 244.00 261 244 1.18 Male:+ 227 0.2326 244 0.2500 244.00 1.18 Female: CY 248 0.2541 244 0.2500 244.00 0.07 Male: CY 240 0.2459 244 0.2500 244.00 0.07 Total 1.0000 976 1.0000 976 976.00 2.50 New Hypothesis Chi-squared test statistic: 2.50 Degrees of freedom: 3 Level of significance: 0.4753 Add Results to Lab Notes
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