Which best describes the flow of genetic information

The central dogma

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Which statement best describes the flow of genetic information in a cell?

The correct answer to this question is: c. DNA → RNA → proteins. DNA is first transcribed into RNA in the nucleus of the…

What is the flow of genetic information from start to finish?

The basic flow of genetic information in biological systems is often depicted in a scheme known as “the central dogma” (see figure below). This scheme states that information encoded in DNA flows into RNA via transcription and ultimately to proteins via translation.

What is the flow of genetic information quizlet?

The flow of genetic information is from: synthesized on a DNA template. In transcription (DNA → RNA), the mRNA is: transcription occurs in the nucleus, and the messenger RNA is processed before it travels to the cytoplasm.

What carries the genetic information?

What carries the genetic information? Genetic information is all of the information stored in our DNA. DNA stands for “deoxyribonucleic acid.” The strands of DNA look like a twisted ladder, known as a double helix.

Which of the following best describes the order of events that occurs during gene expression?

Which of the following best describes what happens during gene expression? A cell reads the instructions in DNA and builds a protein based on those instructions. Transcription takes place in the nucleus, and translation takes place in the cytoplasm.

Which of the following options best depicts the flow of information when a gene directs the synthesis of a cellular component?

Which of the following options best depicts the flow of information when a gene directs the synthesis of a cellular component? transcription. the function of an individual gene is to dictate the production of a specific polypeptide.

Which of the following events occurs during transcription?

Which of the following events occurs during transcription? Those segments of the RNA strand that do not actually code for the protein are removed. The message in mRNA is translated into a protein. mRNA binds to a ribosome in the cytoplasm.

What is the flow of genetic information in cells from DNA to protein quizlet?

This process of genetic information flowing from DNA to RNA to protein is called gene expression. You just studied 22 terms!

Which of the following are genetic elements found in an operon?

The DNA of the operon contains three genes, Gene 1, Gene 2, and Gene 3, which are found in a row in the DNA. They are under control of a single promoter (site where RNA polymerase binds) and they are transcribed together to make a single mRNA that has contains sequences coding for all three genes.

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Which of the following descriptions of genetic information flow best illustrates the central dogma of biology?

Which of the following descriptions of genetic information flow best illustrates the central dogma of biology? … the central dogma states that DNA is copied into RNA.

How is the flow of genetic information different in prokaryotes and eukaryotes?

Prokaryotic organisms are single-celled organisms that lack a defined nucleus; therefore, their DNA floats freely within the cell cytoplasm. … In eukaryotic cells, the DNA is contained inside the cell’s nucleus where it is transcribed into RNA.

What is meant by triplet codon?

Hint: Triplet codon is a sequence of three DNA or RNA nucleotides that code for a specific amino acid. Some amino acids are coded by more than one base triplet or codon. … It is shown as the multiplicity of three-base pair codon combinations that code for a particular amino acid.

What genetic information means?

Definition of “Genetic Information” Genetic information includes information about an individual’s genetic tests and the genetic tests of an individual’s family members, as well as information about the manifestation of a disease or disorder in an individual’s family members (i.e. family medical history).

What is genetic information in DNA?

The genetic information stored in an organism’s DNA contains the instructions for all the proteins the organism will ever synthesize. In eucaryotes, DNA is contained in the cell nucleus. A DNA Molecule Consists of Two Complementary Chains of Nucleotides. The Structure of DNA Provides a Mechanism for Heredity.

Which of the following answers best describes the flow of information when a gene directs the synthesis of proteins?

Which of the following answers best describes the flow of information when a gene directs the synthesis of proteins? … a group of nucleotides in mRNA that encodes the information for a specific amino acid in a protein.

What is the genetic code quizlet?

The genetic code is the set of rules by which information encoded within genetic material (DNA and RNA) is translated into proteins by living cells.

Which of the following terms best describes the relationship between the newly synthesized RNA molecule and the DNA template strand?

Which of the following best describes the relationship between a newly synthesized RNA molecule and the DNA template strand? Selected Answer: Answers: complementary covalently bound permanently base-paired identical. Dr. Satish I.

Which best describes gene expression?

Gene expression is the process by which the instructions in our DNA are converted into a functional product, such as a protein. … It acts as both an on/off switch to control when proteins are made and also a volume control that increases or decreases the amount of proteins made.

Which statement best describes the role of gene expression in cells?

Which statement best describes the role of gene expression in cells? To become specialized, cells need to control the production of proteins coded for in their DNA. Scientists can insert a gene into a bacterium. How does this biotechnology help individuals with diabetes?

How is genetic information expressed and regulated?

Eukaryotic gene expression is regulated during transcription and RNA processing, which take place in the nucleus, and during protein translation, which takes place in the cytoplasm. Further regulation may occur through post-translational modifications of proteins.

Which of the following describes the flow of genetic information as stated in the central dogma of molecular biology quizlet?

The central dogma of molecular biology describes the two-step process, transcription and translation, by which the information in genes flows into proteins: DNA → RNA → protein. … It means that information passes from DNA to proteins via RNA, but proteins cannot pass the information back to DNA.

Which correctly lists the flow of genetic information during transcription?

DNA goes into transcription which turns into RNA which goes into translation which results in protein. A monomer of DNA and RNA, consisting of a nitrogen base, a sugar, and a phosphate group. A 5 carbon sugar that is a component of DNA nucleotides. The order of nucleotide bases in a DNA molecule.

Which of the following statements correctly describes the most common flow of information in the central dogma of molecular genetics?

Which of the following statements correctly describes the most common flow of information in the central dogma of molecular genetics? DNA is transcribed into mRNA, which is translated into protein. The 7-methylguanosine cap at the 5′ end of an mRNA: stabilizes the mRNA.

What process occurs during transcription?

Transcription is the process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA). DNA safely and stably stores genetic material in the nuclei of cells as a reference, or template.

Which summary correctly describes what occurs during transcription?

Which summary below correctly describes what occurs during transcription? A DNA template is used to create an mRNA strand. Which nucleic acid moves the code for protein synthesis from the nucleus to the ribosomes? Where are proteins made?

Which of these events occurs first during the process of transcription?

What event occurs first during the process of transcription? RNA Polymerase binds to the promoter.

How genetic information is expressed in bacteria?

Expression of genetic determinants in bacteria involves the unidirectional flow of information from DNA to RNA to protein. In bacteriophages, either DNA or RNA can serve as genetic material. During infection of bacteria by RNA bacteriophages, RNA molecules serve as templates for RNA replication and as mRNAs.

What information is coded by the structural gene of the operon?

A typical operon consists of a group of structural genes that code for enzymes involved in a metabolic pathway, such as the biosynthesis of an amino acid.

What is operon model of gene expression?

The operon model of prokaryotic gene regulation was proposed by Fancois Jacob and Jacques Monod. Groups of genes coding for related proteins are arranged in units known as operons. An operon consists of an operator, promoter, regulator, and structural genes. … If the repressor protein is removed, transcription may occur.

Which of the following describes the flow of genetic information as stated in the central dogma of molecular biology?

The central dogma of molecular biology describes the flow of genetic information in cells from DNA to messenger RNA (mRNA) to protein.