Genetic modification. Flashcards

1
Q

Define Genetic modification.

A

Genetic modification is changing the DNA of living things, like plants or animals, to make them having specific traits or do certain things.

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2
Q

Describe genetic modification

A

Genetic modification is changing the genetic material of an organism by:

  • Removing,
  • Changing,
  • Inserting
    Individual genes
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3
Q

Why are Human genes inserted into Bacteria?

A

Inserting Human genes into bacteria allows the bacteria to create human proteins like insulin. We can collect these proteins for medical purposes.

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4
Q

Why are genes added for herbicide resistance?

A
  • Adding genes for herbicide resistance into crop plants helps them survive herbicides.
  • As a result, better weed control without hurting the plants.
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5
Q

Why are genes added for insect pest resistance?

A
  • Adding genes to crops for insect resistance helps them fight pests without needing lots of chemicals
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6
Q

Why are genes added for additional vitamins?

A
  • By adding genes to crops, we can boost their nutritional value with things like vitamins or minerals.
  • As a result, helps make crops healthier for people to eat.
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7
Q

How is improved yield an advantage of genetically modified crops?

A

Genetic modification of crops can make them produce more food to feed more people

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8
Q

How is Healthier food an advantage of genetically modified crops?

A
  • Some crops can be made with more nutritional content like vitamins to help us stay healthy
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9
Q

How are genetically modified crops better for the earth?

A
  • Certain genetically modified crops that are more herbicide and pesticide-resistant need less harmful chemicals, which is better for the planet.
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10
Q

How is Loss of Biodiversity a disadvantage?

A
  • Using a lot of genetically modified crops might mean we don’t see as many different types of plants anymore.
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11
Q

How is the mixing of genes a disadvantage?

A
  • Genetically modified crops may crossbreed with regular ones and spread their changes, which could be a problem.
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12
Q

How is the cost a disadvantage?

A
  • Some farmers might end up needing to buy seeds from just a few big companies, which may be costly.
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