DNA STRUCTURE

Guanine bonds with ______________.

• Adenine

• Thymine

• Cytosine

• Uracil

Which two scientists are accredited with correctly deducing the double helix model of DNA?

• Watson and Crick

• Darwin and Wallace

• Einstein and Bohr

• Hawking and Feynman

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose (sugar) and phosphate

• ribose (sugar) and phosphate

• deoxyribose (sugar) and glucose

• phosphate and adenine

Which nitrogenous base is not found in DNA?

• Adenine

• Cytosine

• Thymine

• Uracil

Why is DNA important?

• It serves as the blueprint for traits of all living things

• It is the primary source of energy for cells

• It helps in the digestion of food

• It is responsible for the movement of muscles

Which process involves the conversion of mRNA into a protein?

• Transcription

• Translation

• Replication

• Translocation

Nitrogenous bases are joined by which type of bond?

• ionic bonds

• covalent bonds

• hydrogen bonds

• disulfide bonds

What type of sugar is found in the DNA backbone?

• Ribose

• Glucose

• Fructose

• Deoxyribose

What does DNA stand for?

• Deoxyribonucleic acid

• Dioxyribonucleic acid

• Deoxyribose nucleic acid

• Deoxyribonucleic base

Name this structure: double helix, nucleotide, twisted ladder, hydrogen bond

• double helix

• nucleotide

• twisted ladder

• hydrogen bond