Prokaryotic genetic material is: (a) Liner DNA + his tones (b) Circular DNA + his tones (c) Liner DNA without his tones (d) Circular DNA without his tones

Prokaryotic genetic material is: (a) Liner DNA + his tones (b) Circular DNA + his tones (c) Liner DNA without his tones (d) Circular DNA without his tones
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Ans. ((d))
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In prokaryotes, the genetic material is (a) linear DNA without histones (b) circular DNA without histones (c) linear DNA with histones (d) circular DNA with histones.

Description : In prokaryotes, the genetic material is (a) linear DNA without histones (b) circular DNA without histones (c) linear DNA with histones (d) circular DNA with histones.

Last Answer : circular DNA without histones

Which one of the following is common between prokaryotic and eukaryotic chromosomes? a. Presence or absence of introns. b. Loop or linear chromosomes. c. Genetic recombination occurrence in RNA. d. Mutations occur in the DNA.

Description : Which one of the following is common between prokaryotic and eukaryotic chromosomes? a. Presence or absence of introns. b. Loop or linear chromosomes. c. Genetic recombination occurrence in RNA. d. Mutations occur in the DNA.

Last Answer : d. Mutations occur in the DNA.

Plasmid has been used as vector because (a) it is circular DNA which have capacity to join to eukaryotic DNA (b) it can move between prokaryotic and eukaryotic cells (c) both ends show replication (d) it has antibiotic resistance gene.

Description : Plasmid has been used as vector because (a) it is circular DNA which have capacity to join to eukaryotic DNA (b) it can move between prokaryotic and eukaryotic cells (c) both ends show replication (d) it has antibiotic resistance gene.

Last Answer : (a) it is circular DNA which have capacity to join to eukaryotic DNA

The eukaryotic genome differs from the prokaryotic genome because (a) the DNA is complexed with histone in prokaryotes (b) the DNA is circular and single stranded in prokaryotes (c) repetitive sequences are present in eukaryotes (d) genes in the former case are organised into operons.

Description : The eukaryotic genome differs from the prokaryotic genome because (a) the DNA is complexed with histone in prokaryotes (b) the DNA is circular and single stranded in prokaryotes (c) repetitive sequences are present in eukaryotes (d) genes in the former case are organised into operons.

Last Answer : (b) the DNA is circular and single stranded in prokaryotes

Consider the following statement: The ex situ conservation of genetic resources can be done through: (1) Tissue culture practices (2) Maintenance of sanctuaries (3) The establishment of germplasm banks (4) The establishment of national parks

Description : Consider the following statement: The ex situ conservation of genetic resources can be done through: (1) Tissue culture practices (2) Maintenance of sanctuaries (3) The establishment of germplasm banks (4) The establishment of national parks

Last Answer : Ans. ((d))

Consider the following statements: The genetic code said to be degenerate and universal which means that, (1) Amino afids may have more than one codon (2) All amino acids have mo than one codon (3) Codons are common for higher and lower organism (4) Codons are not found in bacteria

Description : Consider the following statements: The genetic code said to be degenerate and universal which means that, (1) Amino afids may have more than one codon (2) All amino acids have mo than one codon (3) Codons are common for higher and lower organism (4) Codons are not found in bacteria

Last Answer : Ans. ((d))

Genetic engineering is related with: (a) Eugenics (b) Euphenics (c) Euthenics (d) All of these

Description : Genetic engineering is related with: (a) Eugenics (b) Euphenics (c) Euthenics (d) All of these

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What cross is useful in determining the genetic purity of gametes? Show with an example.

Description : What cross is useful in determining the genetic purity of gametes? Show with an example.  

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A purchase manager of a company has to purchase 500 tones of raw material. Apart from the other suppliers in the market, his son also supplies that raw material. The manager purchases the raw material from the firm of his son at a rate higher than the market rate. Which principle of management has been violated in this situation? a. Unity of Command b. Unity of Directions c. Subordination personal interest to general interest d. Equity

Description : A purchase manager of a company has to purchase 500 tones of raw material. Apart from the other suppliers in the market, his son also supplies that raw material. The manager purchases the ... Unity of Command b. Unity of Directions c. Subordination personal interest to general interest d. Equity

Last Answer : c. Subordination personal interest to general interest

Assertion: Mitochondria are considered as prokaryotic endosymbiont of cell. Reason:- Genetic system of mitochondria is simillar to prokaryotes.

Description : Assertion: Mitochondria are considered as prokaryotic endosymbiont of cell. Reason:- Genetic system of mitochondria is simillar to prokaryotes.

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1. Genetic material in bacterium is a single chromosome made up of circular and coiled _______. 

Description : 1. Genetic material in bacterium is a single chromosome made up of circular and coiled _______. 

Last Answer : Fill in the blanks. 1. Genetic material in bacterium is a single chromosome made ... cells are known as extrachromosomal selfreplicating DNA.

Consider the following statements: (1) Copper is present in cytochrome oxidane (2) Pantothenic acid is precursor of co-enzyme-A (3) Thiamine prohosphate is the prosthetic group in decarboxylases (4) Zinc is present in RNA and DNA polymerases

Description : Consider the following statements: (1) Copper is present in cytochrome oxidane (2) Pantothenic acid is precursor of co-enzyme-A (3) Thiamine prohosphate is the prosthetic group in decarboxylases (4) Zinc is present in RNA and DNA polymerases

Last Answer : Ans. ((b))

In the bacteria: (1) Mesosome is present (2) Nucleoid represents the genome (3) Ribosomes are found in cytoplasm (4) Histone proteins complexed with DNA

Description : In the bacteria: (1) Mesosome is present (2) Nucleoid represents the genome (3) Ribosomes are found in cytoplasm (4) Histone proteins complexed with DNA

Last Answer : Ans. ((a))

The process through which the amount of DNA, RNA and protein can be known at a time is called (a) Autoradiography (b) Tissue culture (c) Cellular fractioning (d) Phase contrast microscopy

Description : The process through which the amount of DNA, RNA and protein can be known at a time is called (a) Autoradiography (b) Tissue culture (c) Cellular fractioning (d) Phase contrast microscopy

Last Answer : Ans. ((c))

The process by which the amount of DNA, RNA and protein can be known at a time is: (a) Cell fractionation (b) Autoradiography (c) Phase-contrast microscopy (d) Tissue culture

Description : The process by which the amount of DNA, RNA and protein can be known at a time is: (a) Cell fractionation (b) Autoradiography (c) Phase-contrast microscopy (d) Tissue culture

Last Answer : Ans. ((b))

B-DNA is: (a) Antiparallel and right handed (b) Antiparallel and left handed (c) Parallel and right handed (d) Parallel and left handed

Description : B-DNA is: (a) Antiparallel and right handed (b) Antiparallel and left handed (c) Parallel and right handed (d) Parallel and left handed

Last Answer : Ans. ((a))

The diameter of Z-DNA is: (a) 34 A (b) 20A (c) 18A (d) 45A

Description : The diameter of Z-DNA is: (a) 34 A (b) 20A (c) 18A (d) 45A

Last Answer : Ans. ((c))

? X l74 has: (a) Single stranded DNA (b) Single stranded RNA (c) Double stranded RNA (d) Double stranded DNA

Description : ? X l74 has: (a) Single stranded DNA (b) Single stranded RNA (c) Double stranded RNA (d) Double stranded DNA

Last Answer : Ans. ((a))

Describe the molecular model of DNA in brief as given by Watson and Crick.

Description : Describe the molecular model of DNA in brief as given by Watson and Crick.  

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Coacervates were formed by a) DNA b) Radiations c) Polymerization d) Polymerisation and aggregation

Description : Coacervates were formed by a) DNA b) Radiations c) Polymerization d) Polymerisation and aggregation

Last Answer : d) Polymerisation and aggregation

What are the ingredients in jam ? What is the function of the material ?

Description : What are the ingredients in jam ? What is the function of the material ?

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The newspaper contains one of the following toxic material a) Mg b) Cd c) Pb d) Hg.

Description : The newspaper contains one of the following toxic material a) Mg b) Cd c) Pb d) Hg. 

Last Answer : b) Cd 

How to make text tones in iPhone , without jailbreaking it ?

Description : How to make text tones in iPhone , without jailbreaking it ?

Last Answer : answer:Sorry @sandystrachan I don't believe there is, but I hope they make it that way, because the few they have (like 7? haha) are quite dull. I once heard someone's text tone was the Old Spice® ... . I'd also love to know if there is though, because jailbreaking isn't worth it, in my opinion.

How Griffith's experiment helps in the identification of DNA as the genetic material. -Biology

Description : How Griffith's experiment helps in the identification of DNA as the genetic material. -Biology

Last Answer : answer:

Who proved that DNA is the basic genetic material? -General Knowledge

Description : Who proved that DNA is the basic genetic material? -General Knowledge

Last Answer : answer:

Who proved that DNA is the basic genetic material? -General Knowledge

Description : Who proved that DNA is the basic genetic material? -General Knowledge

Last Answer : answer:

What percent of the material in a DNA molecule contains the genetic code?

Description : What percent of the material in a DNA molecule contains the genetic code?

Last Answer : What is the answer ?

The process of using information (genetic material) from DNA to construct m-RNA

Description : The process of using information (genetic material) from DNA to construct m-RNA

Last Answer : Ans. Transcription

In human body, the cell growth and differentiation are highly controlled and regulated, but in cancer cells. (a) there is breakdown of these regulatory mechanism leading to formation of benign and malignant tumors (b) controlled cell division and over production of genetic material occur (c) RNA is mutated and produced in less amount (d) DNA is mutated and produced in less amount

Description : In human body, the cell growth and differentiation are highly controlled and regulated, but in cancer cells. (a) there is breakdown of these regulatory mechanism leading to formation of benign and malignant ... is mutated and produced in less amount (d) DNA is mutated and produced in less amount

Last Answer : Ans:(a)

Which of the following is true? (1) DNA is the genetic material in most of the organism (2) RNA is the genetic material in most viruses and bacteria (3) DNA is the genetic material in all the viruses (4) RNA is the genetic material in all the viruses

Description : Which of the following is true? (1) DNA is the genetic material in most of the organism (2) RNA is the genetic material in most viruses and bacteria (3) DNA is the genetic material in all the viruses (4) RNA is the genetic material in all the viruses

Last Answer : (1) DNA is the genetic material in most of the organism Explanation: Deoxyribonucleic acid (DNA) molecules are informational molecules encoding the genetic instructions used in the development and functioning of all ... letters. G, A, T, and C. DNA is well-suited for biological information storage.

How did scientists decide that DNA was the genetic material for all cellular organisms?

Description : How did scientists decide that DNA was the genetic material for all cellular organisms?

Last Answer : The proof that the material basis for a gene is DNA came from the work of Oswald T.Avery (1877-1955), Colin M. MacLeod (1909-1972), and Maclyn McCarty (1911-) in a paper published ... exposed to DNase, an enzyme that destroys DNA, all transformation activity ceased. The transforming factor was DNA.

Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is (a) double stranded RNA (b) double stranded DNA (c) single stranded DNA (d) single stranded RNA

Description : Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is (a) double stranded RNA (b) double stranded DNA (c) single stranded DNA (d) single stranded RNA

Last Answer : (d) single stranded RNA.

Similarity in DNA and RNA is that (a) both are polymer of nucleotides (b) both have similar pyrimidine (c) both have similar sugar (d) both are genetic material.

Description : Similarity in DNA and RNA is that (a) both are polymer of nucleotides (b) both have similar pyrimidine (c) both have similar sugar (d) both are genetic material.

Last Answer : (b) both have similar pyrimidine

Who proved that DNA is basic genetic material? (a) Griffith (b) Watson (c) Boveri and Sutton (d) Hershey and Chase

Description : Who proved that DNA is basic genetic material? (a) Griffith (b) Watson (c) Boveri and Sutton (d) Hershey and Chase

Last Answer : d) Hershey and Chase

The Pneumococcus experiment proves that (a) bacteria do not reproduce sexually (b) RNA sometime controls the production of DNA and proteins (c) DNA is the genetic material (d) bacteria undergo binary fission.

Description : The Pneumococcus experiment proves that (a) bacteria do not reproduce sexually (b) RNA sometime controls the production of DNA and proteins (c) DNA is the genetic material (d) bacteria undergo binary fission.

Last Answer : (d) bacteria undergo binary fission.

The unequivocal proof of DNA as the genetic material came from the studies on a (a) bacterium (b) fungus (c) viroid (d) bacterial virus.

Description : The unequivocal proof of DNA as the genetic material came from the studies on a (a) bacterium (b) fungus (c) viroid (d) bacterial virus.

Last Answer : (c) viroid

Similarity in DNA and RNA is that (a) both are polymer of nucleotides (b) both have similar pyrimidine (c) both have similar sugar (d) both are genetic material.

Description : Similarity in DNA and RNA is that (a) both are polymer of nucleotides (b) both have similar pyrimidine (c) both have similar sugar (d) both are genetic material.

Last Answer : both are polymer of nucleotides

Who proved that DNA is basic genetic material? (a) Griffith (b) Watson (c) Boveri and Sutton (d) Hershey and Chase

Description : Who proved that DNA is basic genetic material? (a) Griffith (b) Watson (c) Boveri and Sutton (d) Hershey and Chase

Last Answer : (d) Hershey and Chase

What is the genetic material in influenza virus? (a) Double helical DNA (b) RNA (c) Single helix DNA (d) None of these

Description : What is the genetic material in influenza virus? (a) Double helical DNA (b) RNA (c) Single helix DNA (d) None of these

Last Answer : (b) RNA

Which of the following statements is not true for retroviruses? (a) DNA is not present at any stage in the life cycle of retroviruses. (b) Retroviruses carry gene(c) The genetic material in mature retroviruses is RNA. (d) Retroviruses are causative agents for certain kinds of cancer in man. for RNA-dependent DNA polymerase.

Description : Which of the following statements is not true for retroviruses? (a) DNA is not present at any stage in the life cycle of retroviruses. (b) Retroviruses carry gene for RNA-dependent DNA ... mature retroviruses is RNA. (d) Retroviruses are causative agents for certain kinds of cancer in man.

Last Answer : (a) DNA is not present at any stage in the life cycle of retroviruses

The flow of genetic material in microbial cells usually takes place from A- RNA through DNA to proteins B- proteins through RNA to DNA C- .DNA through RNA to proteins D- none of these

Description : The flow of genetic material in microbial cells usually takes place from A- RNA through DNA to proteins B- proteins through RNA to DNA C- .DNA through RNA to proteins D- none of these

Last Answer : .DNA through RNA to proteins

Which of the statements give below is correct with respect to frameshift mutation a) a single nucleotide base change, insertion, or deletion of the genetic material b) Glutamine is replaced by valine c) Sickle cell anemia is an example d) insertions or deletions of a number of nucleotides in a DNA sequence that is not divisible by three.

Description : Which of the statements give below is correct with respect to frameshift mutation a) a single nucleotide base change, insertion, or deletion of the genetic material b) Glutamine is replaced by valine c) ... or deletions of a number of nucleotides in a DNA sequence that is not divisible by three.

Last Answer : d) insertions or deletions of a number of nucleotides in a DNA sequence that is not divisible by three.

Hershey and Chase experiment proving DNA as the genetic material was based on the principle a) Transduction b) transformation c) transcription d) translation

Description : Hershey and Chase experiment proving DNA as the genetic material was based on the principle a) Transduction b) transformation c) transcription d) translation

Last Answer : a) Transduction

26. DNA is a better genetic material than RNA because ... e) DNA is chemically less reactive. f) DNA is structurally more stable. g) DNA is non-catalytic and less easily degradable. h) All of the above.

Description : 26. DNA is a better genetic material than RNA because ... e) DNA is chemically less reactive. f) DNA is structurally more stable. g) DNA is non-catalytic and less easily degradable. h) All of the above.

Last Answer : h) All of the above.

6. DNA is a better genetic material than RNA because ... a) DNA is chemically less reactive. b) DNA is structurally more stable. c) DNA is non-catalytic and less easily degradable. d) All of the above.

Description : 6. DNA is a better genetic material than RNA because ... a) DNA is chemically less reactive. b) DNA is structurally more stable. c) DNA is non-catalytic and less easily degradable. d) All of the above.

Last Answer : d) All of the above.

The final proof for DNA as the genetic material came from the experiments of : (1) Hershey and Chase (2) Avery, Mcleod and McCarty (3) Hargobind Khorana (4) Griffith

Description : The final proof for DNA as the genetic material came from the experiments of : (1) Hershey and Chase (2) Avery, Mcleod and McCarty (3) Hargobind Khorana (4) Griffith

Last Answer : (1) Hershey and Chase

Which of the following is true ? (1) DNA is the genetic material in most of the organism (2) RNA is the genetic material in most viruses and bacteria (3) DNA is the genetic material in all the viruses (4) RNA is the genetic material in all the viruses

Description : Which of the following is true ? (1) DNA is the genetic material in most of the organism (2) RNA is the genetic material in most viruses and bacteria (3) DNA is the genetic material in all the viruses (4) RNA is the genetic material in all the viruses

Last Answer : DNA is the genetic material in most of the organism

The binding of prokaryotic DNA dependent RNA polymerase to promoter sits of genes is inhibited by the antibiotic: (A) Streptomycin (B) Rifamcin (C) Aueromycin (D) Puromycin

Description : The binding of prokaryotic DNA dependent RNA polymerase to promoter sits of genes is inhibited by the antibiotic: (A) Streptomycin (B) Rifamcin (C) Aueromycin (D) Puromycin

Last Answer : Answer : B

The binding of prokaryotic DNA dependent RNA polymerase to promoter sites of genes is inhibited by the antibiotic: (A) Puromycin (B) Rifamycin (C) Terramycin (D) Streptomycin

Description : The binding of prokaryotic DNA dependent RNA polymerase to promoter sites of genes is inhibited by the antibiotic: (A) Puromycin (B) Rifamycin (C) Terramycin (D) Streptomycin

Last Answer : Answer : B

The eukaryotic nuclear chromosomal DNA (A) Is a linear and unbranched molecule (B) Is not associated with a specific membranous organelle (C) Is not replicated semiconservatively (D) Is about of the same size as each prokaryotic chromoses

Description : The eukaryotic nuclear chromosomal DNA (A) Is a linear and unbranched molecule (B) Is not associated with a specific membranous organelle (C) Is not replicated semiconservatively (D) Is about of the same size as each prokaryotic chromoses

Last Answer : Answer : A