Ở một loài thực vật, chiều cao cây dao động từ 100 đến 180cm. Khi cho cây cao 110cm lai với cây có chiều cao 180cm được F1. Chọn 2 cây F1 cho giao phấn với nhau, thống kê các kiểu hình thu được ở F2, kết quả được biểu diễn ở biểu đồ sau:  

Giả thuyết nào sau đây là phù hợp nhất về sự di truyền các tính trạng chiều cao cây ?

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose one sentence that has the same meaning as the root one:

  He said that if he had been me he would have applied for a job in the city.

   

   

• Choose one sentence that has the same meaning as the root one:

  He spends all his free time fishing.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  I / write / thank you / make a donation / our old people’s home

   

   

• Choose the correct sentence which is built from the words and phrases given:

  sum of money / we / build / ten more rooms / buy / some new furniture

   

   

• Choose the correct sentence which is built from the words and phrases given:

  We / repair / the yard / the gate

   

   

• Choose one sentence that has the same meaning as the root one:

  I like talking to people who have the sense of humour.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  Once again / we / obliged / you / your donation

   

   

• Choose one sentence that has the same meaning as the root one:

  He has been addicted to alcohol since his wife died.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  We / wish / you / great happiness / good health / we / look forward to / see you again

   

   

• Choose a word that has different stress pattern:

  volunteer                 gratitude                betterment                sympathy