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Questions and Answers
What was the key question that scientists were trying to answer regarding the substance of inheritance?
What was the key question that scientists were trying to answer regarding the substance of inheritance?
- What is the substance that carries genetic information and is passed on from generation to generation? (correct)
- How do proteins contribute to the inheritance of traits?
- What is the chemical composition of DNA?
- What is the role of RNA in inheritance?
In 1868, what significant finding did Johann Friedrich Miescher make?
In 1868, what significant finding did Johann Friedrich Miescher make?
- He identified RNA as the carrier of genetic information.
- He proved that proteins are responsible for the inheritance of traits.
- He demonstrated that the nucleus contains a substance high in phosphorus and slightly acidic. (correct)
- He discovered that DNA is the substance of inheritance.
Which of the following statements best describes the flow of genetic information?
Which of the following statements best describes the flow of genetic information?
- DNA → RNA → Proteins (correct)
- DNA → Proteins → RNA
- RNA → DNA → Proteins
- Proteins → RNA → DNA
What is the meaning of the term "dogma" as used in the context of genetics?
What is the meaning of the term "dogma" as used in the context of genetics?
Which of the following statements is true regarding the substance of inheritance?
Which of the following statements is true regarding the substance of inheritance?
Which characteristic of the genetic material is essential for it to be considered the substance of inheritance?
Which characteristic of the genetic material is essential for it to be considered the substance of inheritance?
What did Albrecht Kossel demonstrate about DNA composition in 1887?
What did Albrecht Kossel demonstrate about DNA composition in 1887?
According to Griffith's Experiment, what is the key finding that supports DNA as the genetic material?
According to Griffith's Experiment, what is the key finding that supports DNA as the genetic material?
In Hershey and Chase's experiment, what substance was injected by the bacterial virus (phage) into the bacteria during infection?
In Hershey and Chase's experiment, what substance was injected by the bacterial virus (phage) into the bacteria during infection?
What characteristic of Streptococcus pneumonia provided evidence that genetic material is a non-living substance?
What characteristic of Streptococcus pneumonia provided evidence that genetic material is a non-living substance?
What was Phoebus Aaron Theodore Levene's contribution to understanding nucleic acids in 1919?
What was Phoebus Aaron Theodore Levene's contribution to understanding nucleic acids in 1919?
Erwin Chargaff's finding in 1955 indicated which important characteristic about DNA?
Erwin Chargaff's finding in 1955 indicated which important characteristic about DNA?
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