Operons afford the organism the opportunity to
simultaneously regulate transcription of multiple genes, whose products are
active in the same process. Operons lead to the synthesis of groups of functionally
related enzymes, usually from a single mRNA transcript hence makes regulation of
the genes highly efficient.
Homogenous mixture, or a solution.
<span>biological control would be the answer
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T<span>he MAIN way the skin prevents pathogens from entering the body is B. by acting as a barrier.
Our skin is a barrier between blood and tissues inside and everything found outside of our body. The skin protects us from various kinds of pathogens by shielding us from them.
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