Bellringer 47 Bio

Rosalind Franklin created this x-ray crystallography of :

This helped determine the shape

• ATP

• DNA

• creatine

• chloroplast

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Oswald Avery, Colin MacLeod, and Maclyn McCarty in 1944, demonstrated that DNA, not protein, is the substance responsible for bacterial transformation, essentially proving that DNA is the genetic material carrying hereditary information within cells

Which carried the DNA that killed the mouse?

• Rough strain

• Smooth strain

Who scientist are credited with the discovery of the structure of DNA

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Which scientist determined that

Adenine will always equal Thymine

Cytosine will always equal Guanine

in DNA

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These are viruses also known as phages that infect and replicate only in bacterial cells.

• Virusophage

• Bacteriophage

• Esophophage

Hershey & Chase experiment

Red= protein capsule labeled with sulfur

Green= DNA labeled with phosphorus

Which actually entered the bacterial cell and made it sick?

• Protein coat

• DNA

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