10 Questions
Who discovered that DNA consists of proteins and nucleic acids and isolated the nitrogen bases of nucleic acids?
Albrecht Kossel
Who connected genes to enzymes by studying bread mould, proposing the 'one gene-one enzyme' hypothesis?
Beadle & Tatum
Who showed that DNA, not protein, carries the genetic information by studying Streptococcus pneumoniae?
Oswald Avery, Colin MacLeod, and Maclyn McCarty
Who proved that DNA is the hereditary material by studying radiolabelled bacteriophage?
Alfred Hersey and Martha Chase
Who found that the ratios of adenine (A) to thymine (T) and guanine (G) to cytosine (C) in DNA are equal?
Erwin Chargaff
What is the study of an organism's genome, including both coding and non-coding regions?
Genomics
Which molecule contains the biological instructions that allow an organism to develop, survive, and reproduce?
DNA
Where is DNA found in eukaryotic organisms?
Nucleus and mitochondria
What is the structure of DNA composed of?
$Phosphate$ $group$ + $sugar$ + $nitrogen$ $base$
What does DNA replication involve?
$Producing$ $two$ $identical$ $copies$ $of$ $DNA$ from one original DNA molecule
Learn about the significant discoveries in cell biology and the history of connecting genotype to phenotype. This quiz covers the discovery of DNA, the understanding of nucleic acids and proteins, and the pioneers who linked genetic information to observable traits.
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