Dictionary » R » Rrna


rRNA --> RNA

(Science: molecular biology) A nucleic acid found in all living cells. Plays a role in transferring information from dNA to the protein-forming system of the cell.

More specifically, rRNA sits in the Ribosome, decoding the mRNA into various amino acids and assisting in translation.

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How is Mycoplasma a gram positive bacteria

... in the phylum Firmicutes, consisting of low G+C Gram-positive bacteria such as Clostridium, Lactobacillus, and Streptococcus based on 16S rRNA gene analysis.

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by erangasts2
Thu Aug 14, 2014 12:25 am
Forum: Microbiology
Topic: How is Mycoplasma a gram positive bacteria
Replies: 2
Views: 5639

Why does 28S rRNA appear as 4000 nt on a bioanalyzer

Hi all, Why does 28S rRNA appear at around 4000 nt on the bioanalyzer graphic even if the 28S/18S ratio is 2,7? The size of 28S is supposed to be 5034 nt. The gel itself is not denaturing but doesn't the 28S denature if you heat it ...

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by Nickythe100th
Sun Sep 08, 2013 9:05 am
Forum: Genetics
Topic: Why does 28S rRNA appear as 4000 nt on a bioanalyzer
Replies: 0
Views: 1256

Re: Unidirectional ORI, Onion-Skin-Model

... in one and not two directions. So it has to lie either at the right or the left of the amplification bubbles... "Unlike the amphibian rRNA genes in Example 13.16, the eggshell genes of Drosophila can be amplified without extra chromosomal replication. A large number of follicle cells ...

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by Rost
Thu Aug 30, 2012 6:52 am
Forum: Genetics
Topic: Unidirectional ORI, Onion-Skin-Model
Replies: 4
Views: 8298

rRNA genes in plants

Is there any difference in the structure or expression in rRNA genes of the nuclear genome and the chloroplast genome? Thanks..

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by Sue4
Sun Jul 15, 2012 7:14 am
Forum: Molecular Biology
Topic: rRNA genes in plants
Replies: 0
Views: 1235

Ribossome production paradox?

It is said that the cell nucleolus controls the production of rRNA, that is, it produces ribossomes. The DNA lingers in the nucleolus attached to proteins from where it begins the rRNA production process. But it is also said that the ribossomes are responsible ...

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by Rutibrom
Thu Jul 05, 2012 12:00 am
Forum: Cell Biology
Topic: Ribossome production paradox?
Replies: 3
Views: 3916
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