This is somewhat complex... but in simplest terms possible:
DNA is replicated during mitosis so that each new daughter cell will have its "master record" of instructions that it will need in its lifetime as a cell. RNA is transcribed from DNA. That is, that the information encoded in each gene codes for a specific sequence of RNA. The RNA is responsible (with the aide of ribosomes, tRNA, and a whole bunch of other junk...) for being decoded, if you will, into protiens which the cell uses in the myriad of reactions that it undertakes.
Now then, in order for DNA to synthesize and replicate, and therefore result in two daughter cells, certian enzymes (protiens) are required. These enzymes are encoded in the DNA, which are transcribed into RNA, which then make the protiens necessary for mitosis to occur.
There is so much more to this, but I hope this helps. JESUS LOVES YOU!!!
2006-10-08 17:39:49
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answer #1
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answered by smarterthantheaveragedan 1
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DNA is a double strand of nucleic acid containing genetic information for encoding the production of proteins needed for life. RNAs are single stranded nucleic acids which are used in the process of duplication. DNA is reduced to single strands by specific enzymes, these are duplicated in smaller parcels into RNA, which are then used to produce proteins used in the body, or are then used to create an imprint to reproduce another strand of DNA. Which is zipped together with another DNA to create another double strand of DNA. Hence a separate cell will eventually be built up.
There are three types of RNA, transfer RNA, messenger RNA and ribosomal RNA. Each with a different function.
Hope this helps within the 30 minutes.
2006-10-08 17:41:51
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answer #2
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answered by Labsci 7
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2 cell come from 1 ,, you are talking cell division.
People say "double helix" because IF u make 1-strand of DNA and leave free floating in DNA monomer (single) solution u get automatic joins to pairs A to T , C to G or opposite T to A , G to C.
AND helix is due to "rubber" (or polymer) molecule angle (means it is not square , but screwed.)
SO the cell simply pulls the 1-pair apart AND automatic get 2-pair AND put into 2 cells.
,, SOME ,, lifeform on planet Earth is using DNA for gene (we are) ,, some is using the lighter Formula 1 style , faster RNA for "recording".
2. ) If we are DNA lifeform ,, we operate our cell machine by "photostating" DNA.
"photostat" DNA u get RNA like celluloid film camera using the negative
"photostat" RNA u get DNA
BUT it is exact like the film camera's negative.
SO we "record" (filing system) in DNA then run the instruction in RNA "photostat document" to operate our cell factory.
,, Normally ,, (not all times) cell grow a bit larger in matter (cytoplasmic) then pull apart , but cytoplastic matter have to be shared , cannot copy. Mother usually give 95% cyto-matter and father 5%.
Ok?
2006-10-08 17:54:06
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answer #3
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answered by wai l 2
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ha guess i didnt get to this one in time...next time maybe, RNA isnt involved much in mitosis though...maybe on some abstract level that they code the proteins to send signals for cell division...nothing really on a HS or undergrad level though - DNA has tons to do with it
2006-10-16 13:17:43
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answer #4
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answered by professordimenna 2
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