Khi nói về các bằng chứng tiến hoá, một học sinh đã đưa ra các nhận định sau:

(1) Tất cả các loài sinh vật hiện nay đều sử dụng chung một bộ mã di truyền, trừ một vài ngoại lệ.

(2) Những loài có quan hệ họ hàng càng gần nhau thì trình tự các axit amin trong prôtêin giống nhau càng nhiều.

(3) Nếu trình tự axit amin trong một loại prôtêin giống nhau giữa 2 cá thể thì chứng tỏ 2 cá thể đó thuộc 1 loài.

(4) Trong tế bào của các loài sinh vật khác nhau đều có thành phần axit amin giống nhau là một loại bằng chứng tế bào học.

Các nhận định đúng gồm:         

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  Of the members, half were for the proposal and half were against.         

• Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:   

  It’s no use asking her for help.           

• Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions: 

   “I was not there at the time”, he said.         

• Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  You are in this mess right now because you didn’t listen to my advice in the first place.             

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  If it hadn’t been for his carelessness, we would have finished the work.         

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  I was offered to work for IBM, but I rejected.         

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  People say that Cameron was the best director of his time.         

• Mark the letter A, B, C, or D to indicate the sentence that is closest in meaning to each of the following questions:

  He is an authority on primitive religion.             

• Mark the letter A, B, C, or D to indicate the sentence that is closest in meaning to each of the following questions:

  The doctor said, “You really ought to rest for a few days, Jasmine."         

• Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  “He is always arguing with his new classmate”, she said.