DNA Structure Vocabulary Review

molecule that stores the master copy of hereditary information, kept safely inside the nucleus

• deoxyribonucleic acid

• ribonucleic acid

• mRNA

• tRNA

molecule that carries amino acids to ribosomes for protein production

• deoxyribonucleic acid

• ribonucleic acid

• tRNA

• mRNA

nitrogen base with a double-ring structure; adenine and guanine

• purine

• pyrimidine

• deoxyribonucleic acid

• nitrogen base

known for co-discovering the structure of DNA

• Francis Crick

• Martha Chase

• Oswald Avery

• Frederick Griffiths

copy of hereditary material that is capable of leaving the nucleus

• deoxyribonucleic acid

• ribonucleic acid

• tRNA

• mRNA

saw photo 51 and used it as a clue to co-discovered structure of DNA

• James Watson

• Martha Chase

• Frederick Griffiths

• Oswald Avery

performed x-ray crystallography on DNA molecules and produced photo 51 of DNA that led to the discovery of the sugar-phosphate backbone

• Rosalind Franklin

• James Watson

• Francis Crick

• Maurice Wilkins

replaces thymine in RNA

• adenine

• guanine

• cytosine

• uracil

composed of a sugar, a phosphate group, and a nitrogen base; monomer of a nucleic acid

• nucleotide

• deoxyribonucleic acid

• ribonucleic acid

• nitrogen base

worked with x-ray diffraction and shared a lab-mate’s photos with other scientists to explain the structure of DNA

• Rosalind Franklin

• James Watson

• Francis Crick

• Maurice Wilkins