Chuyển đến phần nội dung
Luyện Nghe Tiếng Anh Chất
Tiếng Anh Chuyên Ngành
Listening Quiz: Dùng Mã Vạch DNA Để Nhận Dạng Loài – Easy Level
Th11 14, 2024
—
bởi
Anna Phạm
trong
Tiếng Anh dành cho Nhà sinh học (English for Biologist)
‹
1
2
3
4
5
›
1.
What is the conversation mainly about?
Why biodiversity is disappearing
How to cook food safely in a laboratory
Using DNA barcoding to identify species
The history of DNA sequencing technology
Explanation:
Anna explains that DNA barcoding is a method used to identify species, and the rest of the conversation describes how it works and why it is useful.
2.
What do Anna and David do first in the DNA barcoding process?
They compare the sample with a reference book
They use portable DNA sequencers
They collect a sample from the species
They protect biodiversity in the field
Explanation:
Anna says, ‘We collect a sample from the species’ before they extract DNA and read the barcode region.
3.
What equipment do they use in the field?
Microscopes
Portable DNA sequencers
Chemical testing kits
Satellite phones
Explanation:
Anna directly says, ‘Yes, we use portable DNA sequencers in the field.’
4.
Why does David say, ‘That sounds useful for fast research’?
He believes the method helps researchers work quickly
He thinks the process takes too long
He wants to stop using DNA barcoding
He is confused about how species are identified
Explanation:
David’s comment follows Anna’s explanation that the method identifies species quickly and accurately and uses portable sequencers in the field, so he is implying it helps research move faster.
5.
Why does Anna mention that DNA barcoding saves time and helps protect biodiversity?
To ask David a question about equipment
To compare two different species
To explain the benefits of the method
To describe a problem with DNA samples
Explanation:
Anna gives these details after explaining the process to show why the method is valuable.
Previous
Check
Next
Finish
Reset
Luyện tập thêm về bài học này:
Listening Lesson
Vocabulary Flashcards and Quiz
←
Trước đó:
Tiếng Anh Cho Kĩ Sư Điện: Thảo Luận Thiết Kế Hệ Thống Tiếp Địa Cho Trạm Biến Áp Mới – Medium Level
Tiếp theo:
Tiếng Anh Quản Lý Thương Hiệu: Thuyết Trình Chiến Lược Phục Hồi Thương Hiệu – Advanced Level
→