DNA and Genetic Engineering Concepts

The video explains that DNA is the fundamental molecule for all life on Earth, present in animals, plants, fungi, algae, and bacteria. It describes DNA's structure as a double helix and its role in protein synthesis, with each individual's DNA being unique. The video covers genetic coding, genes, and chromosomes, explaining how they contribute to inheritance and genetic variation. It highlights the similarities in DNA across species, supporting Darwin's theory of evolution. The video also discusses genetic engineering, including gene therapy and GMOs, and the potential risks associated with these technologies. Finally, it encourages further exploration of the topic on BrainPop.

What does DNA stand for?

• Deoxyribonucleic acid

• Deoxyribose nucleic acid

• Dioxyribose nucleic acid

• Dioxyribonucleic acid

What is the primary role of DNA in cells?

• To store energy

• To build proteins

• To transport nutrients

• To provide structural support

Which of the following is NOT a base found in DNA?

• Adenine

• Cytosine

• Uracil

• Thymine

What is a gene?

• A chromosome

• A section of DNA that codes for a single protein

• A type of protein

• A type of cell

How many chromosomes do humans have?

• 20

• 100

• 46

• 23

What percentage of genes do humans share with chimpanzees?

• 50%

• 96%

• 60%

• 85%

Which organism shares 50% of its genes with humans?

• Mice

• Bananas

• Fruit flies

• Chimpanzees

What is gene therapy?

• A method to enhance physical traits

• A technique to manipulate DNA to cure diseases

• A way to create new species

• A process to clone organisms

What are GMOs?

• Genetically modified organisms

• Genetically mutated organisms

• Genetically monitored organisms

• Genetically managed organisms

What is a potential risk of genetic engineering?

• Decreased crop yield

• Improved health outcomes

• Unpredictable environmental impacts

• Increased biodiversity