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2021-05-14

How do mutations affect the products of DNA replication?

How do mutations affect the products of DNA replication?

Mutation means changes in genetic material that would be inherited. Mutation within a gene alters the recipe for protein. Mutation in chromosome may change the way genes are expressed. In any case, error in DNA replication is there.

What is the process that creates duplicate strands of DNA?

replication

Is DNA replication the same on both strands of the DNA Why or why not?

Replication occurs differently on antiparallel strands of DNA. The process starts with a short strand of DNA that binds by pairing its nucleotide bases to those in the DNA strand to be replicated.

How does DNA copy itself precisely?

DNA replication is the process by which DNA makes a copy of itself during cell division. The separation of the two single strands of DNA creates a ‘Y’ shape called a replication ‘fork’. The two separated strands will act as templates for making the new strands of DNA.

How quickly does your body copy the strands of DNA?

The typical human chromosome has about 150 million base pairs that the cell replicates at the rate of 50 pairs per second. At that speed of DNA replication, it would take the cell over a month to copy a chromosome. The fact that it takes only one hour is because of multiple replication origins.

Is the copy of DNA exactly similar?

When replication is complete, each new DNA contains one old and one new strand or one parental and one daughter strand. Once the strands are separated, an enzyme called DNA polymerase copies each strand using the base-pairing rule. The two strands are not exactly copied the same way.

What happens if drastic variations are produced in New DNA?

Accepted Answer: The process of copying the DNA has some variations each time. Some of these variations might be so drastic that the new DNA copy cannot work with the cellular apparatus it inherits. Such a new born cell will die.

Is copy of DNA formed identical to original cell?

The copy of DNA formed is identical to the original cell. Sometimes, some changes are caused during replication due to mutation and give rise to variations which provide little difference. Some mutations or variations may be harmful also as they may cause some genetic disorder or disease.

How does replication start?

Replication occurs in three major steps: the opening of the double helix and separation of the DNA strands, the priming of the template strand, and the assembly of the new DNA segment. During separation, the two strands of the DNA double helix uncoil at a specific location called the origin.

What enzyme is used in transcription but not in translation?

RNA polymerase

What is the name of the enzyme that does transcription and makes mRNA?

RNA polymerase II

What is the end product of transcription?

How is Translation Different from Transcription?

Transcription Translation
Template DNA mRNA
End Product RNA Protein
Location (eukaryotes/prokaryotes) Nucleus/cytoplasm Endoplasmic reticulum/cytoplasm
Controlling Factor RNA polymerase Ribosomes

What is the final product of transcription group of answer choices?

Transcription results in production of RNA , it can be mRNA , rRNA and tRNA.

What is transcription and where does it take place quizlet?

Transcription is the process by which DNA is copied into mRNA. Where does the transcription process occur? Transcription occurs in the nucleus. mRNA, or Messenger RNA, is the copy of the DNA that transfers the information from the nucleus to the ribosomes.