Hershey and Chase performed an experiment in which they used radioactive isotopes of phosphorus and sulfur to label different components of bacterial viruses. Their results clearly showed that
A) DNA was entering into the infected bacteria.
B) the viruses did not contain protein.
C) the viruses did not contain DNA.
D) protein was entering into the infected bacteria.
E) genetic material normally contains radioactive isotopes.
Correct Answer:
Verified
Q2: DNA replication occurs
A)during cell division.
B)continuously.
C)before cell division.
D)only
Q3: If DNA is likened to a ladder,
Q4: DNA replication involves all of the following
Q5: What step in DNA replication precedes the
Q6: What is the sugar molecule found in
Q7: A package of histones with DNA wrapped
Q8: In a DNA double helix, each loop
Q9: The structure of DNA was determined primarily
Q10: DNA replication of a single DNA molecule
Q11: Genes are composed of
A)DNA.
B)proteins.
C)chromosomes.
D)carbohydrates.
E)lipids.
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