What are the three types of DNA replication? -Biology

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Description : What is DNA replication fork? -Biology

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Description : Can there be DNA replication without cell division? -Biology

Last Answer : Yes, there can be DNA replication without involvement of cell division in a cell and one such condition existential is called as 'Polyteny'. Polyteny basically occurs because of failure of ... observed in Order Diptera of Class Insecta of Phylum Arthropoda (eg- Drosophila Salivary glands).

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Description : When does replication of chromosomal DNA occur? -Biology

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Description : Function of DNA polymerase during DNA replication. -Biology

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Description : Why is DNA replication called semiconservative? -Biology

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Description : Why is DNA replication called semiconservative? -Biology

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Description : What is the role of the DNA ligase in DNA replication?

Last Answer : It joins Okazaki fragments

Description : Which best describes a difference between transcription and DNA replication?

Last Answer : The difference between transcription and DNA replication is that transcription uses uracil.

Description : What is replication or DNA replication ?

Last Answer : The process by which two identical new DNA molecules are formed from one DNA molecule is called DNA replication. In this method , the hydrogen bonds between the two strands of the DNA molecule ... and separated, and each strand forms a new DNA molecule by creating its own complementary new strand.

Description : Why is DNA replication called a semi-conservative method ?

Last Answer : In the DNA replication method , the hydrogen bonds between the two DNA strands are broken off and each strand creates a new strand to complement it. Later an old formula and a new formula ... new DNA molecules are formed by the combination of an old maternal molecule and a newly created molecule.

Description : Which one of the following correctly represents the manner of replication of DNA

Last Answer : Which one of the following correctly represents the manner of replication of DNA A. B. C. D.

Description : $ The enzymes which joins short pieces DNA in the laggins strand is called ligase. ! Lagging strand and leading strand are formed due to replication f

Last Answer : $ The enzymes which joins short pieces DNA in the laggins strand is called ligase. ! Lagging strand and ... wrong D. If both As and R are wrong.

Description : $ DNA replication is semiconservative. ! Helicases are the enzymes which can break the hydrogen bonds between the nuclotides of DNA

Last Answer : $ DNA replication is semiconservative. ! Helicases are the enzymes which can break the hydrogen bonds between the ... D. If both As and R are wrong.

Description : $ DNA replication in a bacterial cell is bidirectional. ! A chromosomes with primary constriction is called "SAT" chromosomes.

Last Answer : $ DNA replication in a bacterial cell is bidirectional. ! A chromosomes with primary constriction is called "SAT ... D. If both As and R are wrong.

Description : $ The regular sequences of a cell cycle is `G_(1),S,G_(2),M` and C ! Replication of DNA occurs during S phase.

Last Answer : $ The regular sequences of a cell cycle is `G_(1),S,G_(2),M` and C ! Replication of DNA occurs during ... , R is wrong D. If both As and R are wrong.

Description : Assertion : Replication of DNA not occurs during interkinesis. Reason : Divison of chromosomes takes place during meiosis-II.

Last Answer : Assertion : Replication of DNA not occurs during interkinesis. Reason : Divison of chromosomes takes place ... . If both Assertion & Reason are false.

Description : During meiosis how cycles of nucleus division, DNA replication and division of centromere take place respectively :-

Last Answer : During meiosis how cycles of nucleus division, DNA replication and division of centromere take place respectively :- ... , Two, One D. Two, One, One

Description : Interval between mitosis and intiation of DNA replication is called :-

Last Answer : Interval between mitosis and intiation of DNA replication is called :- A. `G_(2)`- Phase B. `G_(1)`-phase C. Karyokinesis D. S-phase

Description : Mark incorrect statements :- (A) Meiosis involves only a single cycle of DNA replication (B) Four haploid cells are formed at the end of meiosis-I ( C

Last Answer : Mark incorrect statements :- (A) Meiosis involves only a single cycle of DNA replication (B) Four haploid ... and C C. Only B D. All are correct

Description : DNA replication is found in :-

Last Answer : DNA replication is found in :- A. Mitosis and meiosis-I B. Mitosis and meiosis-I and meiosis-II C. Meiosis only D. Mitosis only

Description : Gap between division phase and start of DNA-replication is called :-

Last Answer : Gap between division phase and start of DNA-replication is called :- A. `G_(1)-"phase"` B. `G_(2)-"phase"` C. M - phase D. Interkinesis

Description : Would most likely happen if DNA polymerize were not functioning properly during DNA replication?

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Description : Why is it more important to check for errors during DNA replication than during protein synthesis?

Last Answer : Because if an error is made during protein synthesis, the resultis at worst one bad protein. If an error is made during DNAreplication, that error will persist for the entire lifespan ofthat cell ... coding segment of DNA, it is possible that every proteinthat locus generates will now be defective.

Description : What is One difference between transcription and DNA replication?

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Description : What are the answers to DNA and replication crossword?

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Description : Where does the Replication of DNA molecule happens?

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Description : How are DNA replication and transcription similar?

Last Answer : RNA molecules produced by transcription are much shorter inlength than DNA molecules produced by replication. Also in DNAreplication the compliment of Adenine is Thymine. In transcriptionthe compliment of Adenine is Uracil.

Description : What DNA replication occurs in preparation for?

Last Answer : Both mitosis and meiosis

Description : What is the 2nd step of DNA replication?

Last Answer : the second step of DNA replication is elongation

Description : What is the role of the DNA ligase in DNA replication apex?

Last Answer : It ties the chunks of DNA together.

Description : What during replication DNA?

Last Answer : DNA replication produces two copies of the DNA.

Description : Which helps prevent errors in dna replication?

Last Answer : DNA polymerase checks the DNA for errors. Apex

Description : Template-directed DNA synthesis occurs in all the following except (A) The replication fork (B) Polymerase chain reaction (C) Growth of RNA tumor viruses (D) Expression of oncogenes

Last Answer : Answer : C

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

Description : Template-directed DNA synthesis occurs in all the following except (A) The replication fork (B) Polymerase chain reaction (C) Growth of RNA tumor viruses (D) Expression of oneogenes

Last Answer : Answer : C

Description : DNA po lymerase of T. aquat icus is preferred to that of E. coli in PCR because (A) It replicates DNA more efficiently (B) It doesn’t require primers (C) It is not denatured at the melting temperature of DNA (D) It doesn’t cause errors in replication

Last Answer : Answer : C

Description : DNA contains some palindromic sequences which (A) Mark the site for the formation of replication forks (B) Direct DNA polymerase to turn back to replicate the other strand (C) Are recognized by restriction enzymes (D) Are found only in bacterial DNA

Last Answer : Answer : C

Description : Rifampicin inhibits (A) Unwinding of DNA (B) Initiation of replication (C) Initiation of translation (D) Initiation of transcription

Last Answer : Answer : D

Description : Replication of nuclear DNA in mammals is catalysed by (A) DNA polymerase α (B) DNA polymerase β (C) DNA polymerase γ (D) DNA polymerase III

Last Answer : Answer : A

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

Last Answer : Answer : C

Description : 3’→5’ Exonuclease activity of DNA polymerase I (A) Removes ribonucleotides (B) Adds deoxyribonucleotides (C) Corrects errors in replication (D) Hydrolyses DNA into mononucleotides

Last Answer : Answer : C

Description : During replication, the template DNA is unwound (A) At one of the ends (B) At both the ends (C) At multiple sites (D) Nowhere

Last Answer : Answer : C

Description : Replication of DNA is (A) Conservative (B) Semi-conservative (C) Non-conservative (D) None of these

Last Answer : Answer : B

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

Last Answer : Answer : B

Description : In DNA replication the enzyme required in the first step is (A) DNA directed polymerase (B) Unwinding proteins (C) DNA polymerase (D) DNA ligase

Last Answer : Answer : B

Description : DNA replication means (a) DNA → DNA (b) DNA → RNA (c) Autocatalytic function of DNA (d) Heterocatalytic function of DNA

Last Answer : Ans:(a)

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)

Description : DNA shows hyperchromicity on: (1) heating (2) cooling (3) crystallizing (4) replication

Last Answer : (1) heating Explanation: When a DNA solution is heated enough, the double-stranded DNA unwinds, and the Hydrogen bonds that hold the two strands together weaken and finally break. The process ... DNA denaturation, or DNA melting. The hyperchromicity of DNA occurs when the DNA duplex is denatured.