C1CEFRVocabulary20 min

Vocabulary & Pronunciation: Gene Editing

Gene editing and bioethics

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🧬 C1 Vocabulary & Speech ⏱️ 20 Minutes

Gene Editing and Bioethics

Master 10 key words for discussing genetics, modern medicine, and ethical boundaries with confidence.

📋 How to use this lesson

For the teacher

Spend 5 minutes on the word table, 10 minutes on practice, and 5 minutes on shadowing.

Check the auto-graded practice tasks together and have pairs compare their answers before listening.

For the learner

Read through the 10 words, word forms, and memory tips in the table first.

Complete the 16 practice tasks, then record yourself in the shadowing section to test your fluency.

1

Word table

Here are the 10 essential words organized into 3 themes. Review their forms, natural collocations, and memory tips.

🧬 Theme 1: Genes and inheritance

Word Meaning Common collocations Word forms Example sentence Memory tip
genome /ˈdʒiːnəʊm/ The complete set of genetic material in an organism. human genome, sequence the genome, whole-genome genomic (adj) Scientists took years to map the full human genome. Gene + home: the home for all your genes.
variant /ˈveəriənt/ A specific version of a gene that differs slightly from others. genetic variant, rare variant, carry a variant vary (v), variation (n) She carries a rare variant that protects her heart. Think of variety: a small change in code.
hereditary /həˈredɪtri/ Passed down naturally from parents to children through genes. hereditary disease, hereditary trait, purely hereditary heredity (n) Huntington’s is a severe hereditary condition. Connect to heir: what you inherit from parents.
trait /treɪt/ A particular physical or behavioral quality in a person. physical trait, inherited trait, desirable trait – Eye colour is a simple inherited physical trait. Sounds like trace: a visible mark or quality.

🔬 Theme 2: Editing and medicine

Word Meaning Common collocations Word forms Example sentence Memory tip
embryo /ˈembriəʊ/ An animal or human in the very earliest stage of development. human embryo, early embryo, edit an embryo embryonic (adj) The team studied the early human embryo under a microscope. Picture an egg / early bloom just beginning.
therapeutic /ˌθerəˈpjuːtɪk/ Designed to treat, heal, or cure an illness. therapeutic benefit, therapeutic trial, purely therapeutic therapy (n) Gene editing holds clear therapeutic value for sickle cell. Root is therapy: healing rather than upgrading.
clinical /ˈklɪnɪkl/ Related to medical work on real patients, not just in a lab. clinical trial, clinical practice, clinical application clinic (n), clinician (n) The new therapy is entering its first clinical trial. Link with clinic: real doctors and beds.

⚖️ Theme 3: The ethical debate

Word Meaning Common collocations Word forms Example sentence Memory tip
enhancement /ɪnˈhɑːnsmənt/ Improving abilities or traits beyond what is needed for normal health. genetic enhancement, human enhancement, cosmetic enhancement enhance (v) Critics fear parents will pay for genetic enhancement. Enhance means upgrade: making already well even better.
eugenics /juːˈdʒenɪks/ The discredited idea of controlling human breeding to select desirable genes. modern eugenics, rise of eugenics, warn against eugenics eugenic (adj) Bioethicists warn that designer babies could revive eugenics. Prefix eu- (good) + genes: an old, dangerous idea.
germline /ˈdʒɜːmlaɪn/ The cells (sperm and eggs) whose changes pass to future generations. germline editing, germline modification, germline therapy – Modifying the germline permanently alters future descendants. Germ (seed) + line: the uninterrupted line of life.
2

Practice

Work through 16 exercises from easy to challenging.

Part 1: Collocation matrix

Match each action verb on the left to the noun it naturally pairs with.

Verb
variant
genome
germline
hereditary trait
1. sequence the whole
____variant ____genome ____germline ____hereditary trait
2. carry a genetic
____variant ____genome ____germline ____hereditary trait
3. pass down a physical
____variant ____genome ____germline ____hereditary trait
4. pass changes on through the
____variant ____genome ____germline ____hereditary trait

Part 2: Conversation gap-fill

Complete the exchange between two researchers. Use each word from the bank exactly once.

Word Bank: embryo therapeutic clinical enhancement

Dr. Lee: "Our primary goal must always be ____ care, curing severe disorders rather than upgrading healthy bodies."

Dr. Gomez: "I agree. Going beyond healing into genetic ____ opens a dangerous door to social inequality."

Dr. Lee: "And what about the lab limits? Most nations ban gene changes on a living human ____ past fourteen days."

Dr. Gomez: "Exactly. Before anything moves into a real ____ trial, we must prove absolute safety in the lab."

Part 3: Choose the word

Every option keeps the sentence grammatically correct, but only one fits the intended meaning.

9. Sequencing the entire human ______ gave researchers the complete biological blueprint of our species.

____ a. genome ____ b. embryo ____ c. trait

10. Historians warn that selecting people by DNA risks reviving the dark ideology of ______.

____ a. variant ____ b. eugenics ____ c. enhancement

11. Unlike somatic cells, edits to the ______ will be passed on to every future generation.

____ a. variant ____ b. clinical ____ c. germline

12. Doctors confirmed that her muscle weakness was a purely ______ condition inherited from her father.

____ a. hereditary ____ b. therapeutic ____ c. clinical

Part 4: Word formation

Fill the gap using the correct form of the word in brackets. Use only forms from our word table.

13. The hospital opened a new ____ medicine unit to analyze patient DNA. (GENOME)

14. Gregor Mendel's classic pea experiments laid the foundation for the study of ____. (HEREDITARY)

15. An experienced ____ must closely observe how each patient tolerates the injection. (CLINICAL)

16. Many bioethics committees strictly regulate research on ____ stem cells. (EMBRYO)

3

Shadowing

Listen to the audio, repeat aloud with matching rhythm and stress, and record your voice.

Part A: Core Collocations

Collocation 1

clinical trials

[Bài tập luyện nói]

____

Collocation 2

genetic variant

[Bài tập luyện nói]

____

Collocation 3

human embryo

[Bài tập luyện nói]

____

Collocation 4

germline editing

[Bài tập luyện nói]

____

Part B: Natural Sentences

Each natural spoken sentence has at most 14 words.

Sentence 1 (11 words)

"Doctors hope this new therapy can cure serious blood diseases soon."

[Bài tập luyện nói]

____

Sentence 2 (11 words)

"We must draw a clear line between healing and genetic enhancement."

[Bài tập luyện nói]

____

Sentence 3 (11 words)

"She carries a gene variant that lowers her risk of stroke."

[Bài tập luyện nói]

____

Sentence 4 (11 words)

"Every parent passes down more than one unique physical trait."

[Bài tập luyện nói]

____

Sentence 5 (12 words)

"Modifying the human germline creates risks for all children born later."

[Bài tập luyện nói]

____

Sentence 6 (12 words)

"The team will test this gene edit in a clinical trial."

[Bài tập luyện nói]

____

Part C: Challenging Words

Focus on clean vowel sounds and word stress.

Hard word 1 /həˈredɪtri/
hereditary

Stress the second syllable: huh-RED-ih-tree.

[Bài tập luyện nói]

____
Hard word 2 /juːˈdʒenɪks/
eugenics

Stress the middle syllable: yoo-JEN-iks.

[Bài tập luyện nói]

____

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