anh30082007

1 năm trước

Cho phép lai P: AaBbDd x AaBbDd. Tính xác suất để cho ra kiểu hình có ít nhất một tính trạng lặn

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Hermione

1 năm trước

`P: AaBbDd × AaBbDd`

`*` Xét từng cặp phép lai:

`Aa × Aa ->1/4`$AA:$`1/2Aa:1/4aa`

`Bb × Bb -> 1/4`$BB$`:1/2Bb: 1/4 `$bb$

`Dd × Dd -> 1/4`$DD:$`1/2Dd:1/4`$dd$

`*`

`-` Tỉ lệ đời con mang toàn tính trạng trội:

`3/4 A- . 3/4 B- . 3/4 D- = (27)/(64)`

`-`Tỉ lệ đời con mang ít nhất `1` tính trạng lặn:

`1- (27)/(64)=(37)/(64)`

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Cho phép lai P: AaBbDd x AaBbDd. Tính xác suất để cho ra kiểu hình có ít nhất một tính trạng lặn

1 câu trả lời

if you don't wear a helmet , you can't ride your bike => Unless

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 phép lai P: AaBbDd x AaBbDd. Tính xác suất để cho ra kiểu hình có ít nhất một tính trạng lặn

1 câu trả lời

if you don't wear a helmet , you can't ride your bike => Unless

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.