As explained in this passage, the theory of aging which examines the cellular level would NOT assign which of the following as a cause of aging?
A. Mutation
B. Deterioration into the body’s immune system
Giải bởi Vietjack
Đáp án B
Câu hỏi. Như được giải thích trong bài đọc, học thuyết lão hóa nghiên cứu ở mức độ tế bào không cho dấu hiệu nào dưới đây là một nguyên nhân gây lão hóa
A. Sự đột biến
B. Sự hỏng hóc của hệ thống miễn dịch
C. Sự thất thoát nguyên liệu gen
D. Những hóa chất có hại từ môi trường Với câu hỏi này ta có thể dùng phép loại trừ, ta tìm thấy thông tin trong đoạn 2 dòng 4-6: Any event that disturbs the cell's genetic machinery such as mutation, damaging chemicals in the cell's environment, or loss of genetic material, could cause cells to lose their ability to divide and thus bring on aging.
Tạm dịch. Bất kì việc gì gây ảnh hưởng đến bộ máy gen tế bào như đột biến, hóa chất có hại xâm nhập vào môi trường tế bào hoặc sự thất thoát các nguyên liệu gen có thể khiến cho tế bào mất đi khả năng phân chia và dẫn tới sự lão hóa.
Ta thấy thông tin trong các phương án A, C, D đều được nhắc đến → chỉ còn đáp án B là không được đề cậpMark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
The examination was not very difficult, but it was_____________ long.
Mark the letter A, B, C or Don your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
My grandmother is very old. She can’t do the chores herself.
Although he was disabled, he was quite confident the first time he practiced this sport.
Our industrial output_____________from $2 million in 2002 to $4 million this year.
We_____________to take a taxi. Otherwise we’ll be late for the meeting.
“What I’ve got to say to you now is strictly_____________and most certainly not for publication” said the government to the reporter.
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.
Studying all night is good for neither your grades nor your health.
The original World Cup trophy was given permanent to Brazil to honour that country’s record third world cup title in Mexico in 1970.
Sorry for being late. I was_____________in the traffic for more than an hour.
Mark the letter A, B, c, or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions.
We had never experienced such discourtesy towards the elderly as it occurred at this center
Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.
His thoughtless comments made her very angry.
