Question

These i believe are correct however id like some input if they are right. Thank you!

P Pandora Radio-Listen to × DS pre-OL quizzes-BIO-240 ( × / P" Take Test: pre-OL3-BIO-... https://bblearn nau.edu/webapps/assessment take/launchisp?course assessment id- 2021 141&course id--107163-1&content_id:361287 ▼ C Q Search Most Visited .: Getting Started·J HP-See what's Hot i. HP Games U Imported From IE Save and Submit Show Timer Question Completion Status 1 points Question 1 Use this information to answer the next five questions. In mice, the allele for black coat color (B) is dominant over the brown allele (b). Two heterozygous mice are mated, and produce the following offspring: 20 black 4 brown What is the EXPECTED FREQUENCY of black and brown mice in the offspring from this cross? O a. 5 black: 1 brown O b. 3 black: 1 brown O2 black: 1 brown O d1 black: 3 brown 1 points Question 2 What is the EXPECTED NUMBER of offspring from this cross? 0 a, 20 black: 4 brown b. 18 black: 6 brown 。c.6 black 18 brown Od.4 bladk: 20 brown 1 points Question 3 Using the chi-square formula (p. 65 in Pierce), what is the value of chi-suqare? a. .21 b. 35 c. .56 d. .89 1 points Feedback 9:54 PM 9/9/2015

Answer 1

1. option (b) The expected frequency is 3black:1 brown

2. Expected number of offspring is (b) 18 black: 6 brown

3. The chi square value is 0.889 (none of the values correspond with the result?????)