Đáp án: Một gen có chiều dài 3000 nuclêôtit vậy chiều dài của gen là A 4080A0 B 5100A0 C 6120A0 D 10200A0 - Đáp án B 5100Å Giải thích các bước giải Số chu kì xoắn của gen là 30002=150 vòng Chiều dài là 15034=5100 Å

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Một gen có chiều dài 3000 nuclêôtit vậy chiều dài của gen là. A. 4080A0 B. 5100A0 C. 6120A0 D. 10200A0

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minh2k7boy

5 tháng trước

Đáp án: B. $5100$Å

Giải thích các bước giải:

Số chu kì xoắn của gen là:

$3000:2=150$ vòng

Chiều dài là:

$150.34=5100$ Å

Ngan Bui

5 tháng trước

Câu B nhé => Lgen = N/2 × 3,4A0 = 5100 A0

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Một gen có chiều dài 3000 nuclêôtit vậy chiều dài của gen là. A. 4080A0 B. 5100A0 C. 6120A0 D. 10200A0

2 câu trả lời

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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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Một gen có chiều dài 3000 nuclêôtit vậy chiều dài của gen là. A. 4080A0 B. 5100A0 C. 6120A0 D. 10200A0

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.