Transcription means the synthesis of (1) Lipids (2) Protein (3) DNA (4) RNA

Transcription means the synthesis of (1) Lipids (2) Protein (3) DNA (4) RNA
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Transcription means the synthesis of – (1) Lipids (2) Protein (3) DNA (4) RNA

Description : Transcription means the synthesis of – (1) Lipids (2) Protein (3) DNA (4) RNA

Last Answer : (3) DNA Explanation: Transcription is the first step of gene expression, in which a particular segment of DNA is copied into RNA by the enzyme, RNA polymerase. During transcription, a DNA sequence is read by an RNA polymerase, which produces a complementary, anti-parallel RNA strand.

.Balbiani rings (puffs) are sites of (a) DNA replication (b) RNA and protein synthesis (c) synthesis of polysaccharides (d) synthesis of lipids.

Description : .Balbiani rings (puffs) are sites of (a) DNA replication (b) RNA and protein synthesis (c) synthesis of polysaccharides (d) synthesis of lipids.

Last Answer : (b) RNA and protein synthesis

An important step in protein synthesis is transcription. Which of the following statement(s) is/are true concerning this process? a. The first step in gene transcription involves separating the double helix of DNA by an enzyme known as DNA polymerase b. The initial product of DNA transcription is called heterogeneous nuclear RNA which codes directly for proteins c. After processing is complete, the mRNA is exported from the nucleus to the cytoplasm d. Only one protein can be produced from an initial mRNA strand

Description : An important step in protein synthesis is transcription. Which of the following statement(s) is/are true concerning this process? a. The first step in gene transcription involves separating the double helix ... nucleus to the cytoplasm d. Only one protein can be produced from an initial mRNA strand

Last Answer : Answer: c Transcription of a gene begins at an initiation site associated with a specific DNA sequence, termed a promoter region. After binding to DNA, the RNA polymerase opens up a short ... different proteins from the same gene. mRNA is exported from the nucleus only after processing is complete

.After a mutation at a genetic locus the character of an organism changes due to change in (a) protein structure (b) DNA replication (c) protein synthesis pattern (d) RNA transcription pattern.

Description : .After a mutation at a genetic locus the character of an organism changes due to change in (a) protein structure (b) DNA replication (c) protein synthesis pattern (d) RNA transcription pattern.

Last Answer : (d) RNA transcription pattern.

After a mutation at a genetic locus the character of an organism changes due to change in (a) protein structure (b) DNA replication (c) protein synthesis pattern (d) RNA transcription pattern.

Description : After a mutation at a genetic locus the character of an organism changes due to change in (a) protein structure (b) DNA replication (c) protein synthesis pattern (d) RNA transcription pattern.

Last Answer : a) protein structure

The function of a repressor protein in an operon system is to prevent synthesis by binding to (A) The ribosome (B) A specific region of the operon preventing transcription of structural genes (C) The RNA polymerase (D) A specific region of the mRNA preventing translation to protein

Description : The function of a repressor protein in an operon system is to prevent synthesis by binding to (A) The ribosome (B) A specific region of the operon preventing transcription of structural genes (C) The RNA polymerase (D) A specific region of the mRNA preventing translation to protein

Last Answer : Answer : B

Synthesis of RNA and a DNA template is known as (A) Replication (B) Translation (C) Transcription (D) Mutation

Description : Synthesis of RNA and a DNA template is known as (A) Replication (B) Translation (C) Transcription (D) Mutation

Last Answer : Answer : C

In the process of transcription, the flow of genetic information is from (A) DNA to DNA (B) DNA to protein (C) RNA to protein (D) DNA to RNA

Description : In the process of transcription, the flow of genetic information is from (A) DNA to DNA (B) DNA to protein (C) RNA to protein (D) DNA to RNA

Last Answer : Answer : D

In the process of transcription, the flow of genetic information is from (A) DNA to DNA (B) DNA to protein (C) RNA to protein (D) DNA to RNA

Description : In the process of transcription, the flow of genetic information is from (A) DNA to DNA (B) DNA to protein (C) RNA to protein (D) DNA to RNA

Last Answer : Answer : D

Which one of the following is wrongly matched? (a) Transcription - Writing information from DNA to tRNA. (b) Translation - Using information in mRNA to make protein. (c) Repressor protein - Binds to operator to stop enzyme synthesis. (d) Operon - Structural genes, operator and promoter.

Description : Which one of the following is wrongly matched? (a) Transcription - Writing information from DNA to tRNA. (b) Translation - Using information in mRNA to make protein. (c) Repressor protein - Binds to operator to stop enzyme synthesis. (d) Operon - Structural genes, operator and promoter.

Last Answer : (c) Repressor protein - Binds to operator to stop enzyme synthesis.

Which one of the following is wrongly matched? (a) Transcription - Writing information from DNA to tRNA. (b) Translation - Using information in mRNA to make protein. (c) Repressor protein - Binds to operator to stop enzyme synthesis. (d) Operon - Structural genes, operator and promoter.

Description : Which one of the following is wrongly matched? (a) Transcription - Writing information from DNA to tRNA. (b) Translation - Using information in mRNA to make protein. (c) Repressor protein - Binds to operator to stop enzyme synthesis. (d) Operon - Structural genes, operator and promoter.

Last Answer : (d) Operon - Structural genes, operator and promoter

RNA is intimately associated with synthesis of which constituent of the cell. a. Carbohydrates b. Proteins c. Lipids d. Inorganics

Description : RNA is intimately associated with synthesis of which constituent of the cell. a. Carbohydrates b. Proteins c. Lipids d. Inorganics

Last Answer : Proteins

Translocase is an enzyme required in the process of (A) DNA replication (B) RNA synthesis (C) Initiation of protein synthesis (D) Elongation of peptides

Description : Translocase is an enzyme required in the process of (A) DNA replication (B) RNA synthesis (C) Initiation of protein synthesis (D) Elongation of peptides

Last Answer : Answer : D

Termination of the synthesis of the RNA molecule is signaled by a sequence in the template strand of the DNA molecule, a signal that is recognized by a termination protein, the (A) Rho (ρ) factor (B) σ factor (C) δ factor (D) ε factor

Description : Termination of the synthesis of the RNA molecule is signaled by a sequence in the template strand of the DNA molecule, a signal that is recognized by a termination protein, the (A) Rho (ρ) factor (B) σ factor (C) δ factor (D) ε factor

Last Answer : Answer : A

The most important mechanism by which tetracycline antibiotics exert antiimicrobial action is (a) They chelate Ca2+ ions and alter permeability of bacterial cell membrane (b) They bind to 30S ribosomes and inhibit bacterial protein synthesis (c) They bind to 50S ribosomes and interfere with translocation of the growing peptide chain in the bacteria (d) They interfere with DNA mediated RNA synthesis in bacteria

Description : The most important mechanism by which tetracycline antibiotics exert antiimicrobial action is (a) They chelate Ca2+ ions and alter permeability of bacterial cell membrane (b) They bind to 30S ribosomes ... peptide chain in the bacteria (d) They interfere with DNA mediated RNA synthesis in bacteria

Last Answer : Ans: B

The process of translation is (a) ribosome synthesis (b) protein synthesis (c) DNA synthesis (d) RNA synthesis.

Description : The process of translation is (a) ribosome synthesis (b) protein synthesis (c) DNA synthesis (d) RNA synthesis.

Last Answer : (c) DNA synthesis

The process of translation is (a) ribosome synthesis (b) protein synthesis (c) DNA synthesis (d) RNA synthesis

Description : The process of translation is (a) ribosome synthesis (b) protein synthesis (c) DNA synthesis (d) RNA synthesis

Last Answer : (b) protein synthesis

Vancomycin inhibits _____________ synthesis. a. protein b. DNA c. bacterial cell wall d. RNA

Description : Vancomycin inhibits _____________ synthesis. a. protein b. DNA c. bacterial cell wall d. RNA

Last Answer : c. bacterial cell wall

Negative regulation of protein synthesis is accomplished by A- allosteric inhibition B- the binding of RNA polymerase to the promoter C- the binding of a repressor to the DNA D- the binding of a repressor to the RNA polymerase

Description : Negative regulation of protein synthesis is accomplished by A- allosteric inhibition B- the binding of RNA polymerase to the promoter C- the binding of a repressor to the DNA D- the binding of a repressor to the RNA polymerase

Last Answer : the binding of a repressor to the DNA

The most important mechanism by which tetracycline antibiotics exert antimicrobial action is: A. They chelate Ca2+ ions and alter permeability of bacterial cell membrane B. They bind to 30S ribosomes and inhibit bacterial protein synthesis C. They bind to 50S ribosomes and interfere with translocation of the growing peptide chain in the bacteria D. They interfere with DNA mediated RNA synthesis in bacteria

Description : The most important mechanism by which tetracycline antibiotics exert antimicrobial action is: A. They chelate Ca2+ ions and alter permeability of bacterial cell membrane B. They bind to 30S ribosomes ... peptide chain in the bacteria D. They interfere with DNA mediated RNA synthesis in bacteria

Last Answer : B. They bind to 30S ribosomes and inhibit bacterial protein synthesis

The ‘rho’ (ρ) factor is involved (A) To increase the rate of RNA synthesis (B) In binding catabolite repressor to the promoter region (C) In proper termination of transcription (D) To allow proper initiation of transcriptide

Description : The ‘rho’ (ρ) factor is involved (A) To increase the rate of RNA synthesis (B) In binding catabolite repressor to the promoter region (C) In proper termination of transcription (D) To allow proper initiation of transcriptide

Last Answer : Answer : C

The chemical component that is invariably found in all viruses is (1) proteins (2) lipids (3) DNA (4) RNA

Description : The chemical component that is invariably found in all viruses is (1) proteins (2) lipids (3) DNA (4) RNA

Last Answer : (1) proteins Explanation: All viruses contain the following two components: a nucleic acid genome and a protein capsid that covers the genome. Together this is called the nucleocapsid. The proteinous ... , many animal viruses contain a lipid envelope. The entire intact virus is called the virion.

Chromosomes consist of – (1) DNA and lipids (2) RNA and amino acids (3) DNA and proteins (4) RNA and sugar

Description : Chromosomes consist of – (1) DNA and lipids (2) RNA and amino acids (3) DNA and proteins (4) RNA and sugar

Last Answer : (3) DNA and proteins Explanation: A chromosome is an organized structure of DNA and protein found in cells. It is a single piece of coiled DNA containing many genes, regulatory elements ... . Chromosomes also contain DNAbound proteins, which serve to package the DNA and control its functions.

Nissl’s bodies are mainly composed of (a) proteins and lipids (b) DNA and RNA (c) nucleic acids and SER (d) free ribosomes and RER.

Description : Nissl’s bodies are mainly composed of (a) proteins and lipids (b) DNA and RNA (c) nucleic acids and SER (d) free ribosomes and RER.

Last Answer : (d) free ribosomes and RER.

Nissl bodies are mainly composed of (1) Proteins and lipids (2) DNA and RNA (3) Nucleic acids and SER (4) Free ribosomes and RER

Description : Nissl bodies are mainly composed of (1) Proteins and lipids (2) DNA and RNA (3) Nucleic acids and SER (4) Free ribosomes and RER

Last Answer : (4) Free ribosomes and RER

The chemical component that is invariably found in all viruses is : (1) proteins (2) lipids (3) DNA (4) RNA

Description : The chemical component that is invariably found in all viruses is : (1) proteins (2) lipids (3) DNA (4) RNA

Last Answer : proteins

Chromosomes consist of (1) DNA and lipids (2) RNA and amino acids (3) DNA and proteins (4) RNA and sugar

Description : Chromosomes consist of (1) DNA and lipids (2) RNA and amino acids (3) DNA and proteins (4) RNA and sugar

Last Answer : DNA and proteins

In the process of transcription in bacterial cells (A) Initiation requires rho protein (B) RNA polymerase incorporates methylated bases in correct sequence (C) Both the sigma unit and core enzymes of RNA polymerase are required for accurate promotor site binding (D) Primase is necessary for initiation

Description : In the process of transcription in bacterial cells (A) Initiation requires rho protein (B) RNA polymerase incorporates methylated bases in correct sequence (C) Both the sigma unit and core ... RNA polymerase are required for accurate promotor site binding (D) Primase is necessary for initiation

Last Answer : Answer : C

DNA-dependent RNA polymerase catalyzes transcription on one strand of the DNA which is called the

Description : DNA-dependent RNA polymerase catalyzes transcription on one strand of the DNA which is called the

Last Answer : DNA-dependent RNA polymerase catalyzes transcription on one strand of the DNA which is called the ... Antistrand C. Template strand D. Coding strand

The termination site for transcription is recognized by (A) α−Subunit of DNA-dependent RNA polymerase (B) β−Subunit of DNA-dependent RNA polymerase (C) Sigma factor (D) Rho factor

Description : The termination site for transcription is recognized by (A) α−Subunit of DNA-dependent RNA polymerase (B) β−Subunit of DNA-dependent RNA polymerase (C) Sigma factor (D) Rho factor

Last Answer : Answer : D

The initiation site for transcription is recognized by (A) α−Subunit of DNA-dependent RNA polymerase (B) β−Subunit of DNA-dependent RNA polymerase (C) Sigma factor (D) Rho factor

Description : The initiation site for transcription is recognized by (A) α−Subunit of DNA-dependent RNA polymerase (B) β−Subunit of DNA-dependent RNA polymerase (C) Sigma factor (D) Rho factor

Last Answer : Answer : C

The process of copying genetic information from one strand of DNA in to RNA is termed as (a) translation (b) transcription (c) replication (d) mutation

Description : The process of copying genetic information from one strand of DNA in to RNA is termed as (a) translation (b) transcription (c) replication (d) mutation

Last Answer : Ans:(b)

The process of transfer of genetic information from DNA to RNA/formation of RNA from DNA is (a) transversion (b) transcription (c) translation (d) translocation.

Description : The process of transfer of genetic information from DNA to RNA/formation of RNA from DNA is (a) transversion (b) transcription (c) translation (d) translocation.

Last Answer : (c) translation

During transcription, the DNA site at which RNA polymerase binds is called (a) promoter (b) regulator (c) receptor (d) enhancer.

Description : During transcription, the DNA site at which RNA polymerase binds is called (a) promoter (b) regulator (c) receptor (d) enhancer.

Last Answer : d) enhancer

During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called? (a) AAAT box (b) TATA box (c) GGTT box (d) CAAT box

Description : During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called? (a) AAAT box (b) TATA box (c) GGTT box (d) CAAT box

Last Answer : (c) GGTT box

DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand

Description : DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand

Last Answer : (a) template strand

Name the enzyme that facilitates opening of DNA helix during transcription. (a) DNA ligase (b) DNA helicase (c) DNA polymerase (d) RNA polymerase

Description : Name the enzyme that facilitates opening of DNA helix during transcription. (a) DNA ligase (b) DNA helicase (c) DNA polymerase (d) RNA polymerase

Last Answer : b) DNA helicase

The process of transfer of genetic information from DNA to RNA/formation of RNA from DNA is (a) transversion (b) transcription (c) translation (d) translocation.

Description : The process of transfer of genetic information from DNA to RNA/formation of RNA from DNA is (a) transversion (b) transcription (c) translation (d) translocation.

Last Answer : transcription

During transcription, the DNA site at which RNA polymerase binds is called (a) promoter (b) regulator (c) receptor (d) enhancer.

Description : During transcription, the DNA site at which RNA polymerase binds is called (a) promoter (b) regulator (c) receptor (d) enhancer.

Last Answer : (a) promoter

During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called? (a) AAAT box (b) TATA box (c) GGTT box (d) CAAT box

Description : During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called? (a) AAAT box (b) TATA box (c) GGTT box (d) CAAT box

Last Answer : (b) TATA box

DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand.

Description : DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand.

Last Answer : (a) template strand

During transcription, do both strands of DNA get transcribed into a double stranded RNA molecule?

Description : During transcription, do both strands of DNA get transcribed into a double stranded RNA molecule?

Last Answer : No. RNA is single stranded and is transcribed from only one of the DNA strands. DNA replication does make copies of both strands.

Rough endoplasmic reticulum is involved in the synthesis of a. glycogen b. protein c. steroids d. lipids

Description : Rough endoplasmic reticulum is involved in the synthesis of a. glycogen b. protein c. steroids d. lipids

Last Answer : protein

What are the processes of transcription translation and protein synthesis?

Description : What are the processes of transcription translation and protein synthesis?

Last Answer : Need answer

.In protein synthesis, the polymerisation of amino acids involves three steps. Which one of the following is not involved in the polymerisation of protein ? (a) Termination (b) Initiation (c) Elongation (d) Transcription

Description : .In protein synthesis, the polymerisation of amino acids involves three steps. Which one of the following is not involved in the polymerisation of protein ? (a) Termination (b) Initiation (c) Elongation (d) Transcription

Last Answer : (a) Termination

In protein synthesis, the polymerisation of amino acids involves three steps. Which one of the following is not involved in the polymerisation of protein ? (a) Termination (b) Initiation (c) Elongation (d) Transcription

Description : In protein synthesis, the polymerisation of amino acids involves three steps. Which one of the following is not involved in the polymerisation of protein ? (a) Termination (b) Initiation (c) Elongation (d) Transcription

Last Answer : Transcription

A characteristic of protein synthesis in both the archaea and eukarya is A.transcription and translation are coupled B.translation is inhibited by diphtheria toxin C.proteins are synthesized from D-, rather than L-, isomers of amino acids D.the initiator tRNA is charged with N-formyl- methionine

Description : A characteristic of protein synthesis in both the archaea and eukarya is A.transcription and translation are coupled B.translation is inhibited by diphtheria toxin C.proteins are synthesized from D-, ... L-, isomers of amino acids D.the initiator tRNA is charged with N-formyl- methionine

Last Answer : C.proteins are synthesized from

The final step of gene expression is protein synthesis, which is also known as A- replication B- translation C- transcription D- none of these

Description : The final step of gene expression is protein synthesis, which is also known as A- replication B- translation C- transcription D- none of these

Last Answer : translation

A characteristic of protein synthesis in both the archaea and eukarya is A- transcription and translation are coupled B- translation is inhibited by diphtheria toxin C- .proteins are synthesized from D-, rather than L-, isomers of amino acids D- the initiator tRNA is charged with N-formyl-methionine

Description : A characteristic of protein synthesis in both the archaea and eukarya is A- transcription and translation are coupled B- translation is inhibited by diphtheria toxin C- .proteins are synthesized from D-, rather than L-, isomers of amino acids D- the initiator tRNA is charged with N-formyl-methionine

Last Answer : .proteins are synthesized from D-, rather than L-, isomers of amino acids

Synthesis of DNA is also known as (A) Duplication (B) Replication (C) Transcription (D) Translation

Description : Synthesis of DNA is also known as (A) Duplication (B) Replication (C) Transcription (D) Translation

Last Answer : Answer : B