Comparing DNA and RNA: Key Differences and Similarities

The video discusses the importance of DNA and RNA, highlighting their roles in genetic information storage and protein synthesis. It explains the structure and components of DNA and RNA, including nucleotides and base pairing rules. The video also covers the different types of RNA and their functions in protein synthesis. A quiz at the end reinforces the concepts learned.

What hypothesis suggests RNA existed before DNA?

• RNA World hypothesis

• Cellular Origin hypothesis

• DNA Primacy hypothesis

• Protein World hypothesis

Where is DNA typically located in eukaryotic cells?

• Ribosomes

• Nucleus

• Cytoplasm

• Mitochondria

What is the monomer of nucleic acids?

• Amino acids

• Fatty acids

• Nucleotides

• Glucose

What is the sugar component of RNA?

• Glucose

• Fructose

• Deoxyribose

• Ribose

Which base is unique to RNA?

• Adenine

• Thymine

• Uracil

• Cytosine

What is the role of mRNA in protein synthesis?

• Carries amino acids

• Forms the ribosomes

• Carries genetic message from DNA

• Pairs with DNA during replication

What does tRNA transfer?

• mRNA sequences

• Amino acids

• Nucleotides

• Ribosomes

Which of the following is not a function of proteins?

• Provide structure

• Store genetic information

• Act as enzymes

• Transport molecules

How many bases would 8 DNA nucleotides have?

• 16

• 8

• 32

• 4

What base pairs with Adenine in RNA?

• Thymine

• Uracil

• Cytosine

• Guanine