The C value paradox is preferntially observed in higher organism with ____ genom
ID: 90772 • Letter: T
Question
The C value paradox is preferntially observed in higher organism with ____ genomes?
A large
B subfunctional
C compact
D small
WOULD IT BE SMALLER OR MAYBE SUBFUNCTIONAL? BECAUSE :
C-value paradox, was eventually explained by two phenomena: whole-genome duplications resulting in polyploidy, and the existence of large portions o fan organism’s genome that are largely functionless from the cell’s viewpoint.
At the smaller end of the spectrum, there is a clear relationship: Larger genomes
have more DNA that codes for proteins (see the viruses, prokaryotes, and
single-celled eukaryotes in the graph). There is no C-value paradox here. But for
multicellular organisms, the paradox emerges.
Explanation / Answer
The C-value paradox is the descripancy between the genome sizes to the amount of DNA needed for protein-coding functions. In other words, it is defined as the presence of more number of DNA in an organism than that is actually needed to code for genes estimated to occur in the nuclear genome. The C-value paradox is because of the presence of non coding DNA. In higher organisms, C-value paradox is observed due to the presence of subfunctional genomes.
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