Changing the Blueprints of Life - Genetic Engineering: Crash Course Engineering #38

The video explores genetic engineering, focusing on DNA's role in genetic inheritance and its potential to improve life. It covers historical advancements like the Green Revolution and modern applications in agriculture, medicine, and biofuels. Advanced techniques such as optogenetics and CRISPR are discussed, highlighting their potential and challenges in gene editing.

What is one of the main goals of genetic engineering?

• To create new species

• To improve human intelligence

• To eliminate all diseases

• To enhance the quality of life

What is the basic structure of DNA?

• A single helix

• A double helix

• A quadruple helix

• A triple helix

How have humans historically altered the DNA of crops?

• Through optogenetics

• By using CRISPR

• By selective breeding

• Through genetic engineering

Who was a pioneer in modern genetic engineering during the Green Revolution?

• Gregor Mendel

• James Watson

• Norman Borlaug

• Rosalind Franklin

What was a significant outcome of the Green Revolution?

• Increased global temperatures

• Reduction in global population

• Doubling of crop yields in India and Pakistan

• Creation of new plant species

What is a potential application of genetic engineering in medicine?

• Creating new viruses

• Producing medications

• Developing new vaccines

• Eliminating all bacteria

What is a controversial use of genetic engineering?

• Genetic treatments for unborn animals

• Creating biofuels

• Developing new crops

• Producing enzymes

What does optogenetics involve?

• Editing DNA sequences

• Developing new enzymes

• Using light to modify cells

• Crossbreeding plants

What is CRISPR primarily used for?

• Producing biofuels

• Developing vaccines

• Creating new species

• Editing DNA

What is a potential risk of using CRISPR?

• Creating new diseases

• Causing unintended genetic mutations

• Reducing biodiversity

• Increasing global temperatures