History of DNA - Daily Grade

Who is known as the Father of Genetics?

• Charles Darwin

• Gregor Mendel

• James Watson

• Erwin Chargaff

By the 1930s, scientists had discovered that genes were located on what structure?

• Ribosomes

• Chromosomes

• Nucleotides

• Proteins

Tags

NGSS.HS-LS3-1

What are the three basic parts of a nucleotide?

• Amino acid, phosphate group, nitrogenous base

• 5-carbon sugar, phosphate group, nitrogenous base

• 5-carbon sugar, amino acid, nitrogenous base

• Phosphate group, ribose, amino acid

What sugar is found in DNA?

• Ribose

• Deoxyribose

• Glucose

• Fructose

According to Chargaff's rules, which bases pair together?

• A=T and C=G

• A=C AND T=G

• A=G AND T=C

• A=T AND C=T

What technique did Rosalind Franklin use to study DNA?

• Electrophoresis

• X-ray diffraction

• Chromatography

• Microscopy

What is the significance of Photo 51?

• It showed the structure of proteins

• It provided evidence for the double helix structure of DNA

• It was the first image of a chromosome

• It identified the four nitrogenous bases

What did franklin struggle to determine from her X-ray photograph?

• The location of genes

• The structure of DNA

• The function of DNA

• The sequence of bases