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introns
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What portions of RNA cut out and discard?
Introns
Is RNA disposable?
Yes. RNAs are discarded or recycled after usage.
A rope is cut in half and half is discarded From the remaining half 1 quarter is cut off and discarded What fraction of the original rope is left?
3/8
Can discarded condoms transfer diseases if a person touches it while having a cut in his hand?
Yes a discarded used condom can cause infection on the cut on the hand.
What are the small pieces of Dna and Rna which recognize and bind to small portions of Genes called?
sn - for Small Nuclear - Dna and sn Rna.
What are the small bumps located on the portions of the endoplasmic reticulum?
They are ribosomes which translates messenger RNA into proteins
What are the intervening sequence of RNA molecules that are cut out before the messenger RNA leaves the nucleus?
Introns are cut out and then the exons are spliced together.
Does RNA look like ladder cut in half?
Yes! DNA is a double helix strand that is a full ladder. RNA is that ladder cut in half!
If the heart is cut so that superior and inferior portions result?
This would involve a transverse cut.
How do you express The central dogma of biology or the mechanism of reading and expressing genes in all living things?
The "central dogma" was that the flow of information always went from DNA to RNA to protein. This assumption was discarded with the discovery of reverse transcriptase, which allowed information to move from RNA to DNA.
Describe how RNA is processed in eukaryotes What is the purpose of each step?
Introns are cut out, and the resulting exons are spliced together.Exons are cut out, and the introns are spliced together.Introns are cut out and spliced together at the end of the mRNA.Exons are cut out and transported to smooth endoplasmic reticulum.Introns are cut out and transported to the ribosomes
What function do carbohydrate portions of molecules perform?
The functions of carbohydrate portions of molecules include energy storage. It also functions as the backbone of RNA and DNA molecules. Carbohydrates also contribute to the structure of cell walls.
