Trong 1 lần nguyên phân của một tế bào ở thể lưỡng bội, một NSTcủa cặp số 3 và một NSTcủa cặp số 6 không phân li, các NST khác phân li bình thường. Tính theo lí thuyết, khả năng xuất hiện tế bào có số lượng NST bằng với tế bào bình thường là

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Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  He __________ his exams well if he ___________ hard.
   

• Choose the best answer for the following sentence:

  I would have prepared everything yesterday if I ____________ your message on onday.
   

• Choose the best answer for the following sentence:

  He failed to appreciate our difficulty. He ____________ differently if he ___________ the situation.
   

• Choose the best answer for the following sentence:

  He often asks me about you. If you __________ to see him tonight, he ____________ delighted.
   

• Choose the best answer for the following sentence:

  Why did you leave so hurriedly?

  If you __________ there for another week, he __________ your portrait.
   

• Choose the best answer for the following sentence:

  Why do you always talk in such a scornful manner?

  If I __________ in your shoes, I _________ so rude.
   

• Choose the best answer for the following sentence:

  if __________ you less, you ___________ much better.
   

• Choose the best answer for the following sentence:

  She looked at him as if she __________ a ghost.
   

• Choose the best answer for the following sentence:

  He looked as if he __________ to stay something but ___________ afraid to begin his speech.
  
  

• Choose the best answer for the following sentence:

  They stared at each other in silence, and it was as if they __________ for distan footsteps.