Central Dogma of Molecular Biology

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According to the central dogma of molecular biology, what is the flow of genetic information?

DNA makes RNA, and RNA makes protein

What does Francis Crick's version of the central dogma state about the transfer of information from protein to protein?

It is impossible

How does Watson's version of the central dogma differ from Crick's version?

Watson describes a two-step process (DNA → RNA and RNA → protein) while Crick describes a one-step process

What does the central dogma of molecular biology deal with, according to Francis Crick?

<p>The detailed residue-by-residue transfer of sequential information</p> Signup and view all the answers

In what year did Francis Crick first state the central dogma of molecular biology?

<p>1957</p> Signup and view all the answers

What is the popular but incorrect version of the central dogma, as described in the text?

<p>DNA → RNA → protein pathway</p> Signup and view all the answers

What are the 3 major classes of biopolymers involved in the transfer of sequence information according to the central dogma?

<p>DNA, RNA, and protein</p> Signup and view all the answers

How many conceivable direct transfers of information are there between the 3 major classes of biopolymers?

<p>9</p> Signup and view all the answers

Which of the following is considered a special transfer of biological information according to the central dogma?

<p>RNA being copied from RNA (RNA replication)</p> Signup and view all the answers

What is the ideal nature of the transfers of information described by the central dogma?

<p>Faithful and deterministic transfers</p> Signup and view all the answers

What are the DNA codes transferred to RNA codes during transcription?

<p>A, G, T, and C to U, C, A, and G, respectively</p> Signup and view all the answers

Which class of biopolymer is used as a template for the synthesis of proteins?

<p>mRNA</p> Signup and view all the answers

In what groups are proteins encoded during the process of encoding proteins?

<p>Groups of three known as codons</p> Signup and view all the answers

Which transfers describe normal flows of biological information?

<p>(1) DNA can be copied to DNA (DNA replication), (2) DNA information can be copied into mRNA (transcription), and (3) proteins can be synthesized using the information in mRNA as a template (translation)</p> Signup and view all the answers

What are the linear polymers that comprise DNA, RNA and (poly)peptides?

<p>Linear polymers connected to at most two other monomers</p> Signup and view all the answers

Which lifeforms use different translations from the standard codon table used for humans and mammals?

<p>Some other lifeforms including human mitochondria</p> Signup and view all the answers

According to the central dogma of molecular biology, what is the flow of genetic information?

<p>DNA makes RNA, and RNA makes protein</p> Signup and view all the answers

What does Francis Crick's version of the central dogma state about the transfer of information from protein to protein?

<p>It is impossible to transfer information from protein to protein</p> Signup and view all the answers

How does Watson's version of the central dogma differ from Crick's version?

<p>Watson describes a two-step process (DNA → RNA and RNA → protein) as the central dogma</p> Signup and view all the answers

Which of the following is considered a special transfer of biological information according to the central dogma?

<p>Transfer from RNA to DNA</p> Signup and view all the answers

What is the popular but incorrect version of the central dogma, as described in the text?

<p>Protein → DNA → RNA → protein</p> Signup and view all the answers

In what year did Francis Crick first state the central dogma of molecular biology?

<p>1957</p> Signup and view all the answers

Which of the following is a major class of biopolymer involved in the transfer of sequence information according to the central dogma?

<p>DNA and RNA</p> Signup and view all the answers

What describes the normal flow of biological information according to the central dogma?

<p>DNA can be copied to DNA (DNA replication)</p> Signup and view all the answers

Which of the following is NOT thought to naturally occur according to the central dogma?

<p>DNA being synthesized using an RNA template</p> Signup and view all the answers

What is the ideal nature of the transfers of information described by the central dogma?

<p>Faithful and deterministic</p> Signup and view all the answers

Which lifeforms use different translations from the standard codon table used for humans and mammals?

<p>Some other lifeforms including human mitochondria use different translations</p> Signup and view all the answers

What are the 3 major classes of biopolymers involved in the transfer of sequence information according to the central dogma?

<p>(Poly)peptides, nucleic acids, and lipids</p> Signup and view all the answers

What is a group of three that encodes proteins during the process of protein synthesis?

<p><strong>Codons</strong></p> Signup and view all the answers

Which of the following represents a special transfer of biological information according to the central dogma?

<p><strong>RNA being copied from RNA (RNA replication)</strong></p> Signup and view all the answers

What is the ideal nature of the transfers of information described by the central dogma?

<p>Faithful and deterministic</p> Signup and view all the answers

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