Plasmids are a. Another Name for Transposons. b. Accessory Genetic Information. c. Domains within A Chromosome. d. Daughter Chromosomes.

Plasmids are
a. Another Name for Transposons.
b. Accessory Genetic Information.
c. Domains within A Chromosome.
d. Daughter Chromosomes.
by

1 Answer

Answer :

b. Accessory Genetic Information.
by

Related questions

Transposable genetic elements (transposons) a. Were First Discovered By Watson And Crick. b. Are Smaller Than Insertion Sequences. c. Are Examples Of Plasmids. d. May Have Information For Antibiotic Resistance.

Description : Transposable genetic elements (transposons) a. Were First Discovered By Watson And Crick. b. Are Smaller Than Insertion Sequences. c. Are Examples Of Plasmids. d. May Have Information For Antibiotic Resistance.

Last Answer : d. May Have Information For Antibiotic Resistance.

Which of the following statement describes plasmids? A- Another name for a protoplast B- A complex membrane structure that covers the chromosome of bacteria Small, circular DNA molecules that can exist independently of chromosomes commonly C- found in bacteria D- None of the above

Description : Which of the following statement describes plasmids? A- Another name for a protoplast B- A complex membrane structure that covers the chromosome of bacteria Small, circular DNA molecules that can exist independently of chromosomes commonly C- found in bacteria D- None of the above

Last Answer : found in bacteria

When composite transposons are formed A- a small deletion occurs in the transposase gene of an IS element B- a small deletion occurs in the transposase gene of an IS element and plasmid is integrated C- an IS element integrates with another IS element with the help of a plasmid D- two IS elements integrate into a chromosome with only a small distance separating them

Description : When composite transposons are formed A- a small deletion occurs in the transposase gene of an IS element B- a small deletion occurs in the transposase gene of an IS element and plasmid is ... a plasmid D- two IS elements integrate into a chromosome with only a small distance separating them

Last Answer : two IS elements integrate into a chromosome with only a small distance separating them

Plasmids a. Replicate with the bacterial chromosome. b. Contain essential growth information. c. May contain antibiotic resistance genes. d. Are as large as the bacterial chromosome.

Description : Plasmids a. Replicate with the bacterial chromosome. b. Contain essential growth information. c. May contain antibiotic resistance genes. d. Are as large as the bacterial chromosome.

Last Answer : c. May contain antibiotic resistance genes.

During the process of lysogeny _____. a. Phage DNA Integrates Into The Bacterial Chromosome.b. A Bacterium Acquires DNA From The External Environment. c. Competent Cells Receive Plasmids. d. New Phage Particles Are Assembled In The Host Bacterium.

Description : During the process of lysogeny _____. a. Phage DNA Integrates Into The Bacterial Chromosome. b. A Bacterium Acquires DNA From The External Environment. c. Competent Cells Receive Plasmids. d. New Phage Particles Are Assembled In The Host Bacterium.

Last Answer : a. Phage DNA Integrates Into The Bacterial Chromosome.

Which of the following plamids do not possess information for self transfer to another cell? A- Cryptic plasmids B- Conjugative plasmids C- Non-conjugative plasmids D- None of these

Description : Which of the following plamids do not possess information for self transfer to another cell? A- Cryptic plasmids B- Conjugative plasmids C- Non-conjugative plasmids D- None of these

Last Answer : Non-conjugative plasmids

Which one of the following statements about the nucleoid is NOT true? a. It contains a DNA chromosome. b. It represents a nonmembranous subcompartment. c. It represents an area devoid of ribosomes. d. It contains nonessential genetic information.

Description : Which one of the following statements about the nucleoid is NOT true? a. It contains a DNA chromosome. b. It represents a nonmembranous subcompartment. c. It represents an area devoid of ribosomes. d. It contains nonessential genetic information.

Last Answer : d. It contains nonessential genetic information.

Transposons are of particular significance because they a. often contain genes for antibiotic resistance. b. inhibit the effects of overlapping genes. c. come in pairs and often are associated with viruses. d. regulate gene transcription in bacterial cells.

Description : Transposons are of particular significance because they a. often contain genes for antibiotic resistance. b. inhibit the effects of overlapping genes. c. come in pairs and often are associated with viruses. d. regulate gene transcription in bacterial cells.

Last Answer : a. often contain genes for antibiotic resistance.

Who discovered transposons (jumping genes)? A.Abelson B.Harvey C.McClintock D.Griffith

Description : Who discovered transposons (jumping genes)? A.Abelson B.Harvey C.McClintock D.Griffith

Last Answer : C.McClintock

Who discovered transposons (jumping genes)? A- Abelson B- Harvey C- McClintockD- Griffith

Description : Who discovered transposons (jumping genes)? A- Abelson B- Harvey C- McClintock D- Griffith

Last Answer : McClintock

A transgenic organism is one that _____. a. Has Donated A DNA Fragment To Another Organism. b. Contains A Gene From Another Organism. c. Contains Useless "Genetic Debris." d. Has Exchanged Gene Loci Within The Organism.

Description : A transgenic organism is one that _____. a. Has Donated A DNA Fragment To Another Organism. b. Contains A Gene From Another Organism. c. Contains Useless "Genetic Debris." d. Has Exchanged Gene Loci Within The Organism.

Last Answer : b. Contains A Gene From Another Organism.

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.

Which of the following type of recombination does not require homologous sequences and isutilized by mobile genetic elements that move about chromosomes? A.Mutagenicrecombimation B.Site-specific recombination C.Replicative recombination D.General recombination

Description : Which of the following type of recombination does not require homologous sequences and isutilized by mobile genetic elements that move about chromosomes? A.Mutagenicrecombimation B.Site-specific recombination  C.Replicative recombination  D.General recombination

Last Answer : C.Replicative recombination

Assertion :- In anaphase number of chromosomes get doubled. Durring anaphase each chromosome split simultaneously and two daughter chromatids now refe

Description : Assertion :- In anaphase number of chromosomes get doubled. Durring anaphase each chromosome split simultaneously and two daughter chromatids now refe

Last Answer : Assertion :- In anaphase number of chromosomes get doubled. Durring anaphase each chromosome split ... If both Assertion & Reason are false.

Nondisjunction of a chromosome results in which of the following diagnoses? a) Down Syndrome When a pair of chromosomes fails to separate completely and creates a sperm or oocyte that contains two copies of a particular chromosome (nondisjunction) Down syndrome results from three number 21 chromosomes. b) Huntingon Disease Huntington disease is one example of a germ-line mutation. c) Duchenne Muscular Dystrophy Duchenne muscular dystrophy, an inherited form of muscular dystrophy, is an example of a genetic caused by structural gene mutations. d) Marphan Syndrome Marphan Syndrome is a genetic condition that may occur in a single family member as a result of spontaneous mutation.

Description : Nondisjunction of a chromosome results in which of the following diagnoses? a) Down Syndrome When a pair of chromosomes fails to separate completely and creates a sperm or oocyte that contains two ... genetic condition that may occur in a single family member as a result of spontaneous mutation.

Last Answer : a) Down Syndrome When a pair of chromosomes fails to separate completely and creates a sperm or oocyte that contains two copies of a particular chromosome (nondisjunction) Down syndrome results from three number 21 chromosomes.

Without restriction endonucleases, it would be very difficult to a. Force Plasmids into Bacteria. b. Chemically Open Dna Molecules. c. Replicate Dna In A Recombinant Cell. d. Bring About Mutations In Bacteria.

Description : Without restriction endonucleases, it would be very difficult to a. Force Plasmids into Bacteria. b. Chemically Open Dna Molecules. c. Replicate Dna In A Recombinant Cell. d. Bring About Mutations In Bacteria.

Last Answer : b. Chemically Open Dna Molecules.

are single-stranded DNA molecules that can recognize and bind to a distinctive nucLeotide sequence of a pathogen. a. Prophages b. Plasmids c. Cloning vectors d. DNA probes

Description : are single-stranded DNA molecules that can recognize and bind to a distinctive nucLeotide sequence of a pathogen. a. Prophages b. Plasmids c. Cloning vectors d. DNA probes

Last Answer : d. DNA probes

Which one of the following statements is true? a. Plasmids are circular molecules of RNA. b. RNA replicates by a conservative method of replication. c. Deletions or insertions of a nucleotide in a gene will cause a reading frameshift during translation. d. Okazaki fragments are removed from a RNA before translation occurs.

Description : Which one of the following statements is true? a. Plasmids are circular molecules of RNA. b. RNA replicates by a conservative method of replication. c. Deletions or insertions of a ... reading frameshift during translation. d. Okazaki fragments are removed from a RNA before translation occurs.

Last Answer : c. Deletions or insertions of a nucleotide in a gene will cause a reading frameshift during translation.

F factor plasmids play a major role in A.conjugation B.replication C.transduction D.trasnscription

Description : F factor plasmids play a major role in A.conjugation B.replication C.transduction D.trasnscription

Last Answer : A.conjugation

F factor plasmids play a major role in A.conjugation B.replication C.transduction D.trasnscription

Description : F factor plasmids play a major role in A.conjugation B.replication C.transduction D.trasnscription

Last Answer : conjugation

The plasmids can be eliminated from a cell by the process known as A- curing B- breaking C- fixing D- expulsion

Description : The plasmids can be eliminated from a cell by the process known as A- curing B- breaking C- fixing D- expulsion

Last Answer : curing

The term used for plasmids possessing both RTF and r determinants is A- non self-transmissible plasmids B- non conjugative plasmids C- conjugative plasmids D- none of the above

Description : The term used for plasmids possessing both RTF and r determinants is A- non self-transmissible plasmids B- non conjugative plasmids C- conjugative plasmids D- none of the above

Last Answer : conjugative plasmids

A ______ can move a part of DNA to another place on the chromosome. a. translation. b. transferon c. transposon d. transition e. transcription

Description : A ______ can move a part of DNA to another place on the chromosome. a. translation. b. transferon c. transposon d. transition e. transcription

Last Answer : c. transposon

DNA compaction involves a. A Twisting And Packing Of The DNA. b. Supercoiling. c. The Formation Of Looped Domains. d. All The Above (A—C) Are Correct.

Description : DNA compaction involves a. A Twisting And Packing Of The DNA. b. Supercoiling. c. The Formation Of Looped Domains. d. All The Above (A—C) Are Correct.

Last Answer : d. All The Above (A—C) Are Correct.

The membranes of which domains are chemically the most similar? A- .Archaea and Bacteria B- Bacteria and Eukarya C- .Eukarya and Archaea D- membranes of all three domains are chemically identical

Description : The membranes of which domains are chemically the most similar? A- .Archaea and Bacteria B- Bacteria and Eukarya C- .Eukarya and Archaea D- membranes of all three domains are chemically identical

Last Answer : Bacteria and Eukarya

How many domains do we currently have? a. 5 b. 4 c. 3 d. 2 e. 1

Description : How many domains do we currently have? a. 5 b. 4 c. 3 d. 2 e. 1

Last Answer : b. 4

_______ was first used to catalog organisms into one of three domains. a. Photosynthesis b. Ribosomal RNA genes c. Nuclear DNA genes d. Mitochondrial DNA genes

Description : _______ was first used to catalog organisms into one of three domains. a. Photosynthesis b. Ribosomal RNA genes c. Nuclear DNA genes d. Mitochondrial DNA genes

Last Answer : b. Ribosomal RNA genes

DNA fragments upto 45 kilobases in size can be cloned in (A) Bacterial plasmids (B) Lambda phage (C) Cosmids (D) Yeast artificial chromosomes

Description : DNA fragments upto 45 kilobases in size can be cloned in (A) Bacterial plasmids (B) Lambda phage (C) Cosmids (D) Yeast artificial chromosomes

Last Answer : Answer : C

Which of the following organelles is related with genetic engineering? (a) Mitochondria (b) Plasmids (c) Golgi bodies (d) Lysosomes

Description : Which of the following organelles is related with genetic engineering? (a) Mitochondria (b) Plasmids (c) Golgi bodies (d) Lysosomes

Last Answer : (b) Plasmids

Retroviruses are so-named because their reverse transcriptase _____. a. reverses the flow of genetic information by stimulating information to proceed from RNA to DNA. b. reverses the normal multiplication of cells from a low rate to a high rate. c. reverses the ability of viruses to associate with cells. d. reverses the action of drugs on viruses and allows them to continue multiplying in living cells.

Description : Retroviruses are so-named because their reverse transcriptase _____. a. reverses the flow of genetic information by stimulating information to proceed from RNA to DNA. b. reverses the normal ... the action of drugs on viruses and allows them to continue multiplying in living cells.

Last Answer : a. reverses the flow of genetic information by stimulating information to proceed from RNA to DNA.

Abnormalities in chromosome number give rise to diseases of karyotype. How might these aberrations occur?

Description : Abnormalities in chromosome number give rise to diseases of karyotype. How might these aberrations occur?

Last Answer : Under usual conditions of meiotic division, each tetrad separates into its constituent homologous chromosomes. One homologue migrates to one pole and the other homologue to the opposite pole during ... and internal inversion of chromosomes or chromosome parts may also produce diseases of karyotype. 

When a viral nucleic acid becomes part of the host cell chromosome it is called _____. a. lysis b. lysogeny c. maturation d. latent

Description : When a viral nucleic acid becomes part of the host cell chromosome it is called _____. a. lysis b. lysogeny c. maturation d. latent

Last Answer : b. lysogeny

Specialized transduction is carried out by a. Virulent Phages That Have A Lytic Cycle Of Infection. b. Temperate Phages Carrying A Entire Bacterial Chromosome. c. Temperate Phages That Carry A Segment Of Host Dna. d. Virulent Phages That Swap Dna Segments.

Description : Specialized transduction is carried out by a. Virulent Phages That Have A Lytic Cycle Of Infection. b. Temperate Phages Carrying A Entire Bacterial Chromosome. c. Temperate Phages That Carry A Segment Of Host Dna. d. Virulent Phages That Swap Dna Segments.

Last Answer : c. Temperate Phages That Carry A Segment Of Host Dna.

In bacteria a group of genes located together and functioning together on a chromosome are called _____a. polysome b. operon c. polymerase d. exons.

Description : In bacteria a group of genes located together and functioning together on a chromosome are called _____. a. polysome b. operon c. polymerase d. exons

Last Answer : b. operon

At a chromosome replication fork, the lagging strand consists of__ That is joined by___. a. RNA sequences; DNA ligase b. Okazaki Fragments; RNA Polymerase c. RNA sequences; ribosomes d. Okazaki fragments; DNA ligase

Description : At a chromosome replication fork, the lagging strand consists of__ That is joined by___. a. RNA sequences; DNA ligase b. Okazaki Fragments; RNA Polymerase c. RNA sequences; ribosomes d. Okazaki fragments; DNA ligase

Last Answer : d. Okazaki fragments; DNA ligase

Which one of the following statements is NOT true of the bacterial chromosome? a. It Is Located In The Nucleoid. b. It Usually Isa Single, Circular Molecule. c. Some Genes Are Dominant To Others. d. It Usually Is Haploid.

Description : Which one of the following statements is NOT true of the bacterial chromosome? a. It Is Located In The Nucleoid. b. It Usually Isa Single, Circular Molecule. c. Some Genes Are Dominant To Others. d. It Usually Is Haploid.

Last Answer : c. Some Genes Are Dominant To Others.

During DNA replication in prokaryotes, synthesis begins on the circular chromosome A.always at the same place B.at any stretch of DNA that is high in AT pairs C.randomly on the chromosome D.at the promoter

Description : During DNA replication in prokaryotes, synthesis begins on the circular chromosome A.always at the same place B.at any stretch of DNA that is high in AT pairs C.randomly on the chromosome D.at the promoter

Last Answer : A.always at the same place

Major Histo Compatibility Complex (MHC) is a collection of genes arrayed on A- chromosome 21 in man, chromosome 6 in mice B- chromosome 6 in man, chromosone 21 in mice C- chromosome 17in man, chromosome 6 in mice D- chromosome 6 in man, chromosome 17 in mice

Description : Major Histo Compatibility Complex (MHC) is a collection of genes arrayed on A- chromosome 21 in man, chromosome 6 in mice B- chromosome 6 in man, chromosone 21 in mice C- chromosome 17in man, chromosome 6 in mice D- chromosome 6 in man, chromosome 17 in mice

Last Answer : chromosome 6 in man, chromosome 17 in mice

Which type of plasmid can exist with or without being integrated into the host's chromosome? A- Medisome B- Lisosome C- LysogenD- Episome

Description : Which type of plasmid can exist with or without being integrated into the host's chromosome? A- Medisome B- Lisosome C- Lysogen D- Episome

Last Answer : D- Episome

The location where the bacterial chromosome concentrates is called A- nucleusB- nuclein C- nucleoid D- nucleose

Description : The location where the bacterial chromosome concentrates is called A- nucleus B- nuclein C- nucleoid D- nucleose

Last Answer : nucleoid

Which of the following statements supports the cell theory? a. all living things are made of cells b. all living things have a chromosome in the nucleus c. all living things have cellular metabolism in the mitochondria d. A-C are correct

Description : Which of the following statements supports the cell theory? a. all living things are made of cells b. all living things have a chromosome in the nucleus c. all living things have cellular metabolism in the mitochondria d. A-C are correct

Last Answer : a. all living things are made of cells

Are chromosomes the only parts of bacteria that can be transformed?

Description : Are chromosomes the only parts of bacteria that can be transformed?

Last Answer : Bacteria possess extrachromosomal loops of DNA called plasmids. Plasmids are small, self-replicating loops of DNA with about 10 to 50 genes. They are not essential for the survival of the ... process called curing, which can occur spontaneously or can be induced by certain environmental factors. 

Which of the following is not true for prokaryotic organism? A.Nucleus is not bounded by nuclear membrane B.Chromosomes does not contain histones C.80S ribosomes are distributed in cytoplasm D.Cell wall contains peptidoglycan as one of the major component

Description : Which of the following is not true for prokaryotic organism? A.Nucleus is not bounded by nuclear membrane B.Chromosomes does not contain histones C.80S ribosomes are distributed in cytoplasm D.Cell wall contains peptidoglycan as one of the major component

Last Answer : C.80S ribosomes are distributed in cytoplasm

Recombination of virus genomes occurs A- by transduction B- by transcription C- simultaneous infection of a host cell by two viruses with homologous chromosomes D- by transformation

Description : Recombination of virus genomes occurs A- by transduction B- by transcription C- simultaneous infection of a host cell by two viruses with homologous chromosomes D- by transformation

Last Answer : simultaneous infection of a host cell by two viruses with homologous chromosomes

Which of the following type of recombination does not require homologous sequences and isimportant for the integration of viral genomes into bacterial chromosomes? A- Mutagenic recombimation B- Site-specific recombination C- Replicative recombination D- General recombination

Description : Which of the following type of recombination does not require homologous sequences and isimportant for the integration of viral genomes into bacterial chromosomes? A- Mutagenic recombimation B- Site-specific recombination C- Replicative recombination D- General recombination

Last Answer : Site-specific recombination

The number of sets of chromosomes in a dikaryotic cell A- is greater than diploid cell B- is lesser than diploid cell C- .is equal to diploid cell D- none of these

Description : The number of sets of chromosomes in a dikaryotic cell A- is greater than diploid cell B- is lesser than diploid cell C- .is equal to diploid cell D- none of these

Last Answer : .is equal to diploid cell

Which of the following is not true for prokaryotic organism? A- Nucleus is not bounded by nuclear membrane B- Chromosomes does not contain histones C- 80S ribosomes are distributed in cytoplasm D- Cell wall contains peptidoglycan as one of the major component

Description : Which of the following is not true for prokaryotic organism? A- Nucleus is not bounded by nuclear membrane B- Chromosomes does not contain histones C- 80S ribosomes are distributed in cytoplasm D- Cell wall contains peptidoglycan as one of the major component

Last Answer : 80S ribosomes are distributed in cytoplasm

Which of the following is not true for eukaryotic cells? A- Nucleus is bounded by nuclear membrane B- Chromosomes contain histones C- Chloroplasts and mitochondria contains 70S ribosomes D- Gas vacuoles are present

Description : Which of the following is not true for eukaryotic cells? A- Nucleus is bounded by nuclear membrane B- Chromosomes contain histones C- Chloroplasts and mitochondria contains 70S ribosomes D- Gas vacuoles are present

Last Answer : Gas vacuoles are present

According to widely accepted “fluid mosaic model” cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the following statements is incorrect? (a) Proteins in cell membranes can travel within the lipid bilayer. (b) Proteins can also undergo flip-flop movements in the lipid bilayer. (c) Proteins can remain confined within certain domains of the membrane.(d) Many proteins remain completely embedded within the lipid bilayer.

Description : According to widely accepted fluid mosaic model cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several ... domains of the membrane. (d) Many proteins remain completely embedded within the lipid bilayer.

Last Answer : (b) Proteins can also undergo flip-flop movements in the lipid bilayer.

$ The term chromosome was introduced by Waldeyer. ! Sex chromosomes are also called Heterosomes.

Description : $ The term chromosome was introduced by Waldeyer. ! Sex chromosomes are also called Heterosomes.

Last Answer : $ The term chromosome was introduced by Waldeyer. ! Sex chromosomes are also called Heterosomes. A. If both ... wrong D. If both As and R are wrong.