NEET Exam  >  NEET Questions  >   Read the following and answer any four quest... Start Learning for Free
Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.
In viral DNA, how many origins of replication are present?
  • a)
    Single
  • b)
    Twice
  • c)
    Multiple
  • d)
    None
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Read the following and answer any four questions from 3(1) to 3(v) gi...
Replication begins at a particular spot called origin of replication or ori. Bacterial and viral DNA has a single origin of replication. It functions as a single replicating unit or replicon.
View all questions of this test
Most Upvoted Answer
Read the following and answer any four questions from 3(1) to 3(v) gi...
Origin of Replication in Viral DNA

The viral DNA refers to the genetic material present within a virus. Unlike the DNA in eukaryotes and prokaryotes, the viral DNA can exist in either a single-stranded or double-stranded form. Additionally, the viral DNA can be either linear or circular in structure.

Origin of replication

In DNA replication, the process of creating an identical copy of the DNA molecule, the replication begins at specific sites called the origins of replication. These sites serve as starting points for the replication machinery to unwind the DNA strands and initiate the synthesis of new DNA strands.

Number of origins of replication in viral DNA

In the case of viral DNA, the number of origins of replication can vary depending on the type of virus. However, it is important to note that viral DNA never contains both DNA and RNA.

The correct answer to the question is option 'A', which states that there is a single origin of replication in viral DNA. This means that the replication of viral DNA starts at a specific site and proceeds in a unidirectional manner.

Explanation

- Viral DNA can exist in either a single-stranded or double-stranded form.
- Viral DNA can be either linear or circular in structure.
- The replication of viral DNA starts at specific sites called the origins of replication.
- The number of origins of replication in viral DNA can vary depending on the type of virus.
- However, viral DNA never contains both DNA and RNA.
- In the given question, it is mentioned that the viral DNA has a single origin of replication.
- This means that the replication of viral DNA starts at a specific site and proceeds in a unidirectional manner.
- The presence of a single origin of replication ensures that the viral DNA is replicated accurately and efficiently.

Summary

In summary, viral DNA can exist in different forms and structures. The replication of viral DNA starts at specific sites called origins of replication. The number of origins of replication in viral DNA can vary depending on the type of virus. However, viral DNA never contains both DNA and RNA. In the given question, the correct answer is option 'A', indicating that viral DNA has a single origin of replication. The presence of a single origin of replication ensures accurate and efficient replication of the viral DNA.
Attention NEET Students!
To make sure you are not studying endlessly, EduRev has designed NEET study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in NEET.
Explore Courses for NEET exam

Similar NEET Doubts

Top Courses for NEET

Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer?
Question Description
Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer?.
Solutions for Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer? in English & in Hindi are available as part of our courses for NEET. Download more important topics, notes, lectures and mock test series for NEET Exam by signing up for free.
Here you can find the meaning of Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer?, a detailed solution for Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer? has been provided alongside types of Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice Read the following and answer any four questions from 3(1) to 3(v) given below: DNA replication is a complex multistep process that requires enzymes, protein factors and metal ions. DNA replication in eukaryotes occurs in the nucleus during the S-phase of the cell cycle. It is semi discontinuous in eukaryotes. In prokaryotes, replication takes place in the cytoplasm. DNA replication in bacteria occurs prior to fission. Nucleoid or viral chromosome is a single molecule of nucleic acid, it may be linear or circular. Nucleic acid in a virus is either DNA or RNA but never both.In viral DNA, how many origins of replication are present?a)Singleb)Twicec)Multipled)NoneCorrect answer is option 'A'. Can you explain this answer? tests, examples and also practice NEET tests.
Explore Courses for NEET exam

Top Courses for NEET

Explore Courses
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev