Explain the Hershey & Chase experiment and its implications for DNA as genetic material.
DNA as Genetic Material

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Biology
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University
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masakala tzudir
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Hershey & Chase experiment proved that RNA is the genetic material.
The Hershey & Chase experiment showed that DNA is the genetic material.
The Hershey & Chase experiment concluded that proteins are the genetic material.
The Hershey & Chase experiment demonstrated that lipids are the genetic material.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe the findings of Avery, MacLeod, and McCarty's experiment on DNA as genetic material.
DNA is the genetic material as shown by the loss of transforming ability when DNA was enzymatically destroyed.
The results showed that carbohydrates are responsible for genetic inheritance.
The experiment confirmed that proteins are the genetic material.
RNA was identified as the genetic material instead of DNA.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is DNA organized in prokaryotes?
No specific organization of DNA
DNA dispersed throughout the cytoplasm
Multiple linear chromosomes in the nucleoid region
Single circular chromosome in the nucleoid region
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Griffith's experiment involve?
Fermentation of yeast
Transformation of virulent bacteria into virulent bacteria
Photosynthesis in plants
Transformation of non-virulent bacteria into virulent bacteria
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How did Hershey & Chase confirm that DNA is the genetic material?
By measuring the temperature of the bacterial cells
By observing the color change of the bacterial cells
By using radioactive labeling to track DNA and protein separately, they observed that only DNA entered the bacterial cells.
By counting the number of mutations in the bacterial cells
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role did Avery, MacLeod, and McCarty play in understanding DNA as genetic material?
They were the first to sequence the entire human genome
They demonstrated that DNA is the genetic material of bacteriophages.
They invented the polymerase chain reaction (PCR)
They discovered the structure of DNA
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Discuss the structure of DNA in prokaryotes.
The structure of DNA in prokaryotes is typically circular and organized into operons.
DNA in prokaryotes is made up of histones.
Prokaryotic DNA is stored in the nucleus.
The structure of DNA in prokaryotes is linear and disorganized.
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is Griffith's experiment considered a landmark in genetics?
Griffith's experiment proved that bacteria could not exchange genetic material
Griffith's experiment led to the discovery of RNA as the genetic material
Griffith's experiment had no impact on the field of genetics
Griffith's experiment showed that genetic material could be transferred between bacteria, leading to the discovery of DNA as the genetic material.
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of DNA replication in prokaryotes.
DNA replication in prokaryotes involves the synthesis of RNA instead of DNA
DNA replication in prokaryotes is a conservative process where the original DNA strands are conserved
DNA replication in prokaryotes occurs without the need for enzymes
DNA replication in prokaryotes is a semi-conservative process where each original strand serves as a template for the synthesis of a new complementary strand.
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