What is the primary purpose of the chi-square test in genetics?

Chi-Square Test in Genetics

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Biology
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9th - 10th Grade
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Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To identify the dominant trait in a species
To calculate the average size of offspring
To compare expected and observed phenotype ratios
To determine the number of offspring in a cross
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which Greek letter is used to denote the chi-square test?
Chi
Beta
Alpha
Delta
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a chi-square test, what does a large chi-square value indicate?
The experiment was conducted incorrectly
The data is not reliable
The observed and expected results are significantly different
The observed and expected results are similar
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example with lab section 1, what was the expected phenotype ratio for wild type to vestigial wings?
2:1
3:1
4:1
1:1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the chi-square value calculated for lab section 1's data?
6.45
0.27
3.84
4.84
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In lab section 2, what was the total number of offspring observed?
215
100
159
56
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the chi-square value for lab section 2's data?
3.84
6.45
0.27
4.84
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