Đáp án: Cho lai hai bố mẹ khác nhau về một cặp tính trạng thuần chủng tương phản Thì F2 có kết quả nào sau đây - Khi lai hai bố mẹ khác nhau về một cặp tính trạng thuần chủng tương phản Thì F2 phân li theo tỉ lệ 3 trội 1 lặn

TinHocPascal0110

:Cho lai hai bố mẹ khác nhau về một cặp tính trạng thuần chủng tương phản. Thì F2 có kết quả nào sau đây

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suabobithiu

Khi lai hai bố mẹ khác nhau về một cặp tính trạng thuần chủng tương phản. Thì `F2` phân li theo tỉ lệ `3` trội : `1` lặn

Yashita

1 tháng trước

Cho lai hai bố mẹ khác nhau về một cặp tính trạng thuần chủng tương phản. Thì F2 có kết quả nào sau đây

`->` hai, di truyền độc lập, tích.

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V. Read the text then choose the best options to complete the statements. (1.0pt) Yesterday, on the way home from school, I saw an accident. A boy was run over by a taxi when he was riding his bicycle. The boy's leg was broken and it was bleeding badly. Someone there tried to stop the bleeding. They put pressure on it and held it tight. A man used his mobile phone to call the emergency service. Some minutes later, an ambulance arrived and sent the boy to the hospital. Two policemen came to the scene immediately. Some people told the police that the taxi was driving at a very high speed when the accident happened. Some others began talking about the traffic accidents these days andblamed the increasing number of accidents on the roads for careless driving and drunk drivers. 1. What did the writer see yesterday? A. a fire B. an accident C. a fighting D. a crash 2. The boy was sent to the hospital by. A. a police 3. What partof his body was hurt?- His. B. a car C. an ambulance D. a taxi A. arm B. leg C. head D. shoulder 4. How was the driver driving when the accident happened?- Very.. A. slowly C. carefully B.well D. fast

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21 giờ trước

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21 giờ trước

Exercise 2: Giovanni lives in Italy and plans to visit England. Make all the changes and additions necessary to produce, from the following eight sets of words and phrases, eight sentences which together make the letter Giovanni wishes to send to the college where he hopes to study English. Dear Mr. Johnson, 1. A friend/mine/recently/return/England/advise me/write/you. 2. I/hope/come/England/next year/spend/some months/Cambridge. 3. Perhaps/recommend/suitable English family/me stay. 4. While/I/there/take/part – time course/improve/my English. 5. Be/part – time course/your college? 6. If/be/I/be/grateful/you send/application form. 7. Please/tell/much/fees/course/be. 8. I/like/know/date/course/begin. Your sincerely Giovanni Bianchi

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21 giờ trước

Tìm lỗi sai, giải thích và sửa: The exercise corrects by the teacher every day.

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21 giờ trước

Choose the best answer.
I think you should buy ___ pack of mineral water instead. And you can also buy _ snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ____ cookies and soft candies.

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Choose the best answer.
We should decorate our living room with _ orange banner. We also need ____ ribbons, balloons, party hats and costume.

239

239 lượt xem

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Choose the best answer.
I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.

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:Cho lai hai bố mẹ khác nhau về một cặp tính trạng thuần chủng tương phản. Thì F2 có kết quả nào sau đây

2 câu trả lời

Nước ta có bao nhiêu dân tộc?

Tìm lỗi sai, giải thích và sửa: The exercise corrects by the teacher every day.

Choose the best answer.
I think you should buy ___ pack of mineral water instead. And you can also buy _ snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ____ cookies and soft candies.

Choose the best answer.
We should decorate our living room with _ orange banner. We also need ____ ribbons, balloons, party hats and costume.

Choose the best answer.
I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.

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:Cho lai hai bố mẹ khác nhau về một cặp tính trạng thuần chủng tương phản. Thì F2 có kết quả nào sau đây

2 câu trả lời

Nước ta có bao nhiêu dân tộc?

Tìm lỗi sai, giải thích và sửa: The exercise corrects by the teacher every day.

Choose the best answer.I think you should buy _____ pack of mineral water instead. And you can also buy _____ snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______ cookies and soft candies.

Choose the best answer.We should decorate our living room with _____ orange banner. We also need ________ ribbons, balloons, party hats and costume.

Choose the best answer.I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.

Đề thi - đề kiểm tra Xem thêm

Choose the best answer.
I think you should buy ___ pack of mineral water instead. And you can also buy _ snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ____ cookies and soft candies.

Choose the best answer.
We should decorate our living room with _ orange banner. We also need ____ ribbons, balloons, party hats and costume.

Choose the best answer.
I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.