Chỉ có 3 loại nucleotit A, U, G người ta đã tổng hợp nên một phân tử mARN nhân tạo. Phân tử mARN này có tối đa bao nhiêu loại mã di truyền có khả năng mang thông tin mã hóa axit amin?

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Find a mistake in the four underlined parts of the sentence and correct it:

  When I kept to get unwanted calls, I had my phone number changed.

• Choose the best answer for the following sentence:

  Up to now I have never forgot the most embarrassing experience ________________ .

   

   

• Choose the best answer for the following sentence:

  _______________________ when I began to learn English.

   

• Choose the best answer for the following sentence:

  _______________________ I would not have overcome my mispronunciation.

   

   

• Choose a word that has different stress pattern:

  inadequate            embarrassment                dispirited             entertainment

• Choose a word that has different stress pattern:

  ashamed                 image                  party                 notice

• Choose the best answer for the following sentence:

  I supposed there was something wrong __________________________ our plan.

   

   

• Choose the best answer for the following sentence:

  His parents were extremely ashamed _________________________ his behaviour last night.

   

• Choose the best answer for the following sentence:

  I caught sight of Dick in a restaurant on ___________________________ way home

   

• Choose the best answer for the following sentence:

  The hostess brought me some coffee, but ________________________  coffee was so bitter that I could not drink it.