Essays Tagged: "Messenger RNA"

DNA

protein synthesis because itdoes not leave the nucleus, so a special ribonucleic acid is used as a messenger (mRNA). The mRNA carriesthe genetic information from the DNA in the nucleus out to the rib ... ribed as a process where information is transferred fromDNA to RNA. All of this must happen so that messenger RNA can be created, the actual DNA cannot leavethe nucleus. (Grolier Encyclopedia, 1992)Fo ...

(5 pages) 194 0 4.0 Jan/1996

Subjects: Science Essays > Genetics & Genome Projects

DNA

olypeptide by the DNA was found to take place indirectly, through an intermediate molecule known as messenger RNA (mRNA). Part of the DNA somehow uncoils from its chromosome packing, and the two stran ... l-cytosine-uracil-adenine-guanine (UCUAG) in the mRNA." (Witten 1996)"The production of a strand of messenger RNA by a particular sequence of DNA is called transcription. While the transcription is st ...

(8 pages) 172 0 3.3 Mar/1997

Subjects: Science Essays > Genetics & Genome Projects

DNA What is it?

protein synthesis because it does not leave the nucleus, so a special ribonucleic acid is used as a messenger (mRNA). The mRNA carries the genetic information from the DNA in the nucleus out to the ri ... ibed as a process where information is transferred from DNA to RNA. All of this must happen so that messenger RNA can be created, the actual DNA cannot leave the nucleus. (Grolier Encyclopedia, 1992)F ...

(6 pages) 202 0 2.0 Mar/1997

Subjects: Science Essays > Genetics & Genome Projects

DNA

d rRNA each perform a specific function that is key to the survival of all organisms that uses them.Messenger RNA, called mRNA, provides the instructions for assembling amino acids into a polypeptide ...

(5 pages) 204 3 4.8 Feb/2003

Subjects: Science Essays > Genetics & Genome Projects

Biology study notes - Proteins, RNA, and Mutations.

tly form genes. The working instructions of the genes are made of molecules of ribonucleic acid, or RNA. RNA, like DNA, is a nucleic acid. It differs from DNA in 3 ways. First, RNA consists of a singl ... ts of a single strand of nucleotides instead of the two strands that form the double helix. Second, RNA contains the five-carbon sugar ribose rather than the sugar deoxyribose. And third, RNA has a ni ...

(2 pages) 85 2 3.5 Sep/2003

Subjects: Science Essays > Biology > Human Biology

DNA.

cids.Genes transmit their protein-building instructions by transcribing a special type of RNA calledmessengerRNA (mRNA). This leaves the cell nucleus and moves to structures in the cytoplasm calledrib ...

(4 pages) 91 1 3.0 Nov/2003

Subjects: Science Essays > Biology

Translation and Protein Synthesis- the role of various RNA and the process of synthesis

the hereditary instructions for building proteins are encoded in the nucleotide sequence of DNA and messenger-RNA. These, in turn, create the genetic code and the extreme relation between a cell's beg ... ng in to a developed protein.This entire process of protein synthesis begins with the attachment of messenger RNA to the small subunit of a ribosome that consists of a ribosomal-RNA molecule and a num ...

(3 pages) 52 0 5.0 Nov/2003

Subjects: Science Essays > Biology

Genetics

A uracil (U) is the nitrogenous base. There are three main types of RNA, each a different function. Messenger RNA is the arbitratingtemplate between DNA and proteins. The information from a specific g ...

(6 pages) 120 0 1.7 Mar/2004

Subjects: Science Essays > Biology

The cell and Neoplasm (cancer)

l proteins. Each part of the DNA in the chromosomes makes a copy of itself in RNA, these lengths of messenger RNA leave the nucleus through the pores and attach themselves to the ribosomes, being in t ... esis, translation and transcription.During translation the transfer RNA take the amino acids to the messenger RNA and it is here that they are put in the correct order to produce a protein. Transcript ...

(8 pages) 43 0 5.0 Mar/2004

Subjects: Science Essays > Biology

Biomedical Technology

gene from translating into the protein it encodes. A gene normally translates into an intermediate messenger RNA molecule, then it to puts together a protein, but if interference happens, "cellular s ...

(4 pages) 46 0 4.0 May/2004

Subjects: Science Essays > Biotechnology

Anatomy notes on dna and rna- very descriptive

nd, nucleusRna- ribose sugar - uracil, single strand, nucleus, cytoplasm64 codons for 20 amino acidsMessenger Rna- message from Dna in nucles out to cytoplasm to transfer Rna and ribosomes.Transfer Rn ... n from transfer Rna to form protiens.Replication - dna makes copy of itselfTranscription- dna makes messenger RnaTranslation- making of protienProtienPolyribosome- ribosomes with the same mRnaInitiati ...

(2 pages) 32 0 3.5 Oct/2004

Subjects: Science Essays > Genetics & Genome Projects

BIOLOGY DNA NOTES

s a single stranded RNA.The RNA that carries the DNA into the cytoplasm of the cell is called mRNA (messenger RNA). The type of RNA that makes up the ribosomes is called rRNA (ribosomal RNA). This RNA ...

(5 pages) 71 0 2.5 Mar/2005

Subjects: Science Essays > Biology

What do You Understand by Recombinant DNA Technology? Discuss the Moral, Ethical, Social, Economic and Environmental Issues Associated with the Technology, giving your views.

required gene. This can be done in three different ways; working backwards from the protein, using messenger RNA, or using DNA probes. Once the gene has been isolated, the next step is to cut the gen ...

(7 pages) 56 0 3.6 May/2005

Subjects: Science Essays > Zoology

The Full Process of the Formation of a Protein.

as well as the different forms it can take when fully formed (primary, secondary, tertiary and quaternary).The process of its formation begins in the nucleus and ends in the cytoplasm.Transcription is ... hesis. This involves the unwinding of the DNA molecule in the nucleus followed by the formation of mRNA by using one of the polynucleotide chains as a template for complementary base pairing according ...

(1 pages) 25 0 3.0 Sep/2005

Subjects: Science Essays > Biology

Proteins and their uses in the cell

g the protein. The section of DNA that is needed is unwound and read by RNA polymerase, which makes messenger RNA. The mRNA has its introns removed and is sent out of the nucleus. The ribosome reads t ...

(2 pages) 21 0 5.0 Jun/2007

Subjects: Science Essays > Biology

Biology

ecules called purines Hydrogen Bond-is a type of chemical bond which atoms share a hydrogen nuclues Messenger RNA-is a single, uncoiled strand that transmits information from DNA for use during protie ...

(3 pages) 30 0 3.0 Jan/2002

Subjects: Science Essays > Chemistry

HSC Biology Syllabus - Genetics: The Code Broken? (Option) - All Dot Points Answered

and instead of thymine, there is uracil. There are 3 forms involved in polypeptide synthesis:mRNA: Messenger RNA carries the genetic code outside the nucleus, into the cytoplasm, where it can be read ... leotides to the DNA, with A-U and C-G, until the whole gene is copied.This new RNA strand is called messenger RNA (mRNA)A start codon, and a stop codon determine the length of the gene-STAGE TWO - Tra ...

(28 pages) 75 0 5.0 Jun/2007

Subjects: Science Essays > Biology

Antiviral Drugs

viruses must at some point in their life cycle transcribe genes (blueprints) into mobile strands of messenger RNA, which the host cell then "translates," or uses as a guide for making the encoded prot ... teins known as transcription factors from attaching to viral DNA and switching on the production of messenger RNA.Genomics helped to identify the targets for many of these agents. It also made possibl ...

(6 pages) 18 0 0.0 Feb/2008

Subjects: Science Essays > Biology

Gene Cycle

o processes while it is inside the nucleus of a eukaryotic cell. It goes through transcription then RNA processing. Both of these processes are have many steps within them. First, a gene goes t ... is three steps long, initiation, then elongation, and termination. The initiation stage is when the RNA polymerase binds to the gene at the promoter region of it. The polymerase moves down the gene, w ...

(1 pages) 6 0 0.0 Feb/2008

Subjects: Science Essays > Biology

Detailed description of DNA replication and RNA transcription

Detailed description of DNA replication and RNA transcription, AP level.DNA ReplicationThe purpose of DNA replication is to make sure the daught ... , it must have DNA (exact DNA from parent cell), for DNA determines the sequence of nucleotides in mRNA, which in turn determines the sequence of amino acids in proteins, which in turn determines thei ... sult of the unwinding caused by helicase.ii.A primer initiates synthesis, which is a short chain of RNA nucleotides with an available 3’ end. Primase synthesizes a single RNA primer at the 5’ ...

(6 pages) 31 0 5.0 Feb/2008

Subjects: Science Essays > Biology