2. Fruit flies normally have eight chromosomes. The diagram below shows the result of meiosis in...

 

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2. Fruit flies normally have eight chromosomes. The diagram below shows the result of meiosis in three fruit flies to produce gametes with the number of chromosomes indicated. The male then mates with both female A and female B to produce three zygotes (1, 2, and 3). (8 marks) a) In which parent did nondisjunction take place? (1 mark) b) How many chromosomes would be in zygotes 1, 2, and 3 respectively? (3 marks) c) Which zygote would mostly likely be healthy? Explain. (2 marks) d) What is the general name of the conditions the other two zygotes have? (2 marks) Number of chromosomes in parent Number of chromosomes in gametes Female A Male Mejosis Female B C Q gmail login - Search < Back to Content 5C Cloudy ***** x M Navjot kaur - St. Louis Corre X = https://wcdsb.elearningontario.ca/d2l/le/enhancedSequenceViewer/23698789?url=https%3A%2F%2Fcad83f9d-a678-43a8-... Number of chromosomes In parent Number of chromosomes in gametes Students Offspring Female A X 2276 Search Assignment 6 Male 8 My Apps Meiosis Zygote 3 Female B 3 5 A W e Assignment 6 0.0 x + ( 3. Choose two of the nondisjunction disorders mentioned in this lesson, and use the internet to research the physical and intellectual effects of each of the disorders. Give enough detail in your answer for 2 marks for each disorder. Remember to include your sources. (4 marks) LD ge Sign in ENG US I Download "O ( X 5:02 PM 2024-01-26 2. Fruit flies normally have eight chromosomes. The diagram below shows the result of meiosis in three fruit flies to produce gametes with the number of chromosomes indicated. The male then mates with both female A and female B to produce three zygotes (1, 2, and 3). (8 marks) a) In which parent did nondisjunction take place? (1 mark) b) How many chromosomes would be in zygotes 1, 2, and 3 respectively? (3 marks) c) Which zygote would mostly likely be healthy? Explain. (2 marks) d) What is the general name of the conditions the other two zygotes have? (2 marks) Number of chromosomes in parent Number of chromosomes in gametes Female A Male Mejosis Female B C Q gmail login - Search < Back to Content 5C Cloudy ***** x M Navjot kaur - St. Louis Corre X = https://wcdsb.elearningontario.ca/d2l/le/enhancedSequenceViewer/23698789?url=https%3A%2F%2Fcad83f9d-a678-43a8-... Number of chromosomes In parent Number of chromosomes in gametes Students Offspring Female A X 2276 Search Assignment 6 Male 8 My Apps Meiosis Zygote 3 Female B 3 5 A W e Assignment 6 0.0 x + ( 3. Choose two of the nondisjunction disorders mentioned in this lesson, and use the internet to research the physical and intellectual effects of each of the disorders. Give enough detail in your answer for 2 marks for each disorder. Remember to include your sources. (4 marks) LD ge Sign in ENG US I Download "O ( X 5:02 PM 2024-01-26