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.

1 Answer

Answer :

d. May Have Information For Antibiotic Resistance.

Related questions

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

Last Answer : b. Accessory Genetic Information.

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.

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.

Description : DNA mRNA C Proposed by Protein A B The figure gives an important concept in the genetic implication of DNA. Fill the blanks A, B and C. (a) A-Maurice Wilkins, B-Transcription, C-Translation ... c) A-Erwin Chargaff, B-Translation, C-Replication (d) A-Francis Crick, B-Translation, C-Transcription

Last Answer : (d) A-Francis Crick, B-Translation, C-Transcription

Description : The diagram shows an important concept in the genetic implication of DNA. Fill in the blanks A to C. DNA mRNA Proposed by Protein C A B (a) A - Transcription, B -Translation, C - Francis Crick (b) ... , B - Replication, C - James Watson (d) A - Translation, B - Transcription, C - Ervin Chargaff

Last Answer : (a) A - Transcription, B -Translation, C - Francis Crick

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

Description : Spontaneous mutations could arise from a. DNA replication errors. b. Atmospheric Radiation. c. Addition Of Insertion Sequences. d. All the above (A—C) are correct.

Last Answer : d. All the above (A—C) are correct.

Description : What is the term used for a segment of DNA with one or more genes in the centre and the twoends carrying inverte d repeat sequences of nucleotides? A- Plasmid B- Transposon C- Insertion sequence D- None of these

Last Answer : Transposon

Description : Which of the following events occurred first? (1) DNA structure of genes was discovered by James D Watson and Francis Crick (2) Yuri Gagarin became the first man in space (3) World's first human heart ... by Dr. Christian Barnard (4) World's first test tube baby Louise Brown was born in U.K.

Last Answer : (1) DNA structure of genes was discovered by James D Watson and Francis Crick Explanation: Discovery of DNA structure of genes: 25 April, 1953; Yuri Gagarin's feat of becoming the first man in space: ... human heart transplant: 3 December, 1967; and World's first test tube baby: 25 July, 1978.

Description : Which of the following events occurred first ? (1) DNA structure of genes was discovered by James D Watson and Francis Crick (2) Yuri Gagarin became the first man in space (3) World's first human heart ... by Dr. Christian Barnard (4) World's first test tube baby Louise Brown was born in U.K

Last Answer :  DNA structure of genes was discovered by James D Watson and Francis Crick

Description : The transposase gene encodes an enzyme that facilitate A- viral replication within a genome B- general recombination C- site-specific integration of transposable elements D- none of the above

Last Answer : site-specific integration of transposable elements

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

Last Answer : C.McClintock

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

Last Answer : McClintock

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

Description : Transposable genetic elements in maize -Biology

Last Answer : answer:

Description : Transposable genetic elements in maize -Biology

Last Answer : answer:

Description : Both α-helix and β-pleated sheet conformation of proteins were proposed by (A) Watson and Crick (B) Pauling and Corey (C) Waugh and King (D) Y.S.Rao

Last Answer : Answer : B

Description : DNA synthesis in laboratory was first achieved by (A) Watson and crick (B) Khorana (C) A.Kornberg (D) Ochoa

Last Answer : Answer : C

Description : That some human diseases are genetically controlled was first established by (a) Gregor Mendel (b) A E Garrod (c) Watson and Crick (d) William Bateson

Last Answer : Ans:(b)

Description : Do you believe that Watson and crick went about their research in an ethical way why or why not?

Last Answer : Need answer

Description : Double helical structure model of the DNA was proposed by (A) Pauling and Corey (B) Peter Mitchell (C) Watson and Crick (D) King and Wooten

Last Answer : Answer : C

Description : DNA test was developed by – (1) Dr. Alec Jeffreys (2) Dr. V.K. Kashyap (3) Watson and Crick (4) Gregor Mendel

Last Answer : (3) Watson and Crick Explanation: A genealogical. DNA test looks at a person's genetic code at specific locations. Results give information about genealogy or personal ancestry. James D. Watson and Francis Crick are the two scientists who discovered the structure of DNA in 1953.

Description : Explain the Watson - Crick Model of DNA.

Last Answer : The structure of DNA molecule resembles a spirally twisted ladder called double helix. It has a pair of polynucleotide chain running anti-parallel (run parallel to each other but with opposite ... alternatively. The nitrogenous bases connect the two opposite strands like the rungs of a ladder.

Description : Fluid mosaic model of cell membrane was put forward by (a) Danielli and Davson (b) Singer and Nicolson (c) Garner and Allard (d) Watson and Crick.

Last Answer : (b) Singer and Nicolson

Description : What is Watson and crick Model of DNA?

Last Answer : Each DNA molecule is made of thousands of small units called nucleotides. There are four types of nucleotides in DNA. I. Adenine (A) nucleotides II. Thymine (T) nucleotides III. Cytosine (C) ... two stands formed of nucleotides. These two are linked with each other by cross bands like a ladder.

Description : Vitamin theory was proposed by (a) Hepkins and Funk (b) Holly and Khorana (c) Watson and Crick (d) Jensen and Meischer

Last Answer : (a) Hepkins and Funk

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

Last Answer : Ans: 1. DNA is double helical structure resembles a twisted ladder. 2. Each strand shows 5'→ 3' polarity and one strand is antiparallel to the other. Every strand has deoxyribonucleotides. 3 ... consists of 10 base pairs. The angle between the successive nucleotides of the same strand is 36o. 

Description : DNA test was developed by (1) Dr. Alec Jeffreys (2) Dr. V.K. Kashyap (3) Watson and Crick (4) Gregor Mendel

Last Answer : Watson and Crick

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

Description : What is a transposable genetic element? -Biology

Last Answer : answer:

Description : What is a transposable genetic element? -Biology

Last Answer : answer:

Description : What information can be generated by interrupted mating experiments? A- Levels of DNA homology B- Bacterial genome maps C- DNA nucleotide sequences D- Proteomics of the bacteria

Last Answer : Bacterial genome maps

Description : Evolutionary relationships between groups of organisms are determined using which of Thefollowing type of information? A- Comparisons of nucleotide sequences B- .Comparisons of biochemical pathways C- Comparisons of structural features D- All of the above

Last Answer : All of the above

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.

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.

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

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.

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

Last Answer : A.conjugation

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

Last Answer : conjugation

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

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

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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

Description : The phosphorylation of an antibiotic is an example of which mechanism of resistance? a. Target modification b. Reduced permeability c. Antibiotic inactivation d. Altered metabolic pathway

Last Answer : c. Antibiotic inactivation

Description : The Ames test is an effective procedure for a. Identifying disease-causing bacterial species. b. Detecting potential human carcinogens. c. Determining if DNA replication has occurred. d. Detecting antibiotic resistance.

Last Answer : b. Detecting potential human carcinogens.

Description : The main difference between a self-transmissible and a mobilizableplasmidis that the selftransmissible plasmid A- transfers both strands of the plasmid DNA B- carries genes encoding the mating apparatus C- transfers antibiotic resistance genes D- usually has a transposon inserted into it

Last Answer : carries genes encoding the mating apparatus

Description : Which one of the following could NOT cause a change in the mRNA ―reading frame‖? a. Insertion Sequence b. Base-Pair Substitution c. Base Addition d. Base Deletion

Last Answer : b. Base-Pair Substitution

Description : Genomic islands are a. Gene Sequences Not Part Of The Chromosomal Genes. b. Adjacent Gene Sequences Unique To One Or A Few Strains In A Species. c. Acquired By HGT. d. Both B And C Are Correct.

Last Answer : d. Both B And C Are Correct.

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

Description : Which of the following sequences has helped in identifying eukaryotes, eubacteria and A- Signature sequence B- Signal sequence C- Shine-Dalgarno sequence D- Amino acid sequence

Last Answer : Signature sequence

Description : The role of molecular chaperones is to A-facilitate binding of ribosomes to mRNA B-degrade newly synthesized polypeptides that contain inaccurate sequences C-.facilitate binding of RNA polymerase to DNA D-aid a newly synthesized polypeptide in folding to its proper shape

Last Answer : -aid a newly synthesized polypeptide in folding to its proper shape