in the physiological and biochemical processes of organisms and cells : in signal transduction pathways where they act as a second messenger ; in neurotransmitter release from neurons ; in contraction of all muscle cell types; as cofactors in many enzymes ; and in fertilization . [ ] calcium ions outside...
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given the set of natural numbers, $s = \{ ^i|i\in\mathbb{n}\}$ let $l$ be the language defined as the ternary representation of all numbers in $s$. how can you prove that this is not a regular ... formal-languages regular-languages pumping-lemma asked dec at : noobcoder bronze badges vote answer views...
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heat exchangers sub-menu single tube heat exchangers back air fin cooler systems sub-menu air fin cooler systems back diesta tube groovy tube cw tube air fin coolers air cooled condensers sub-menu air cooled condensers back mash alex a-tube kelvion ecomi air dryer air preheater economizer airtoair shell...
in human hepatoma hepg cells [ ]. however, the mechanism of the anti-cancer activity of the most basic catechin has not been studied. in order to understand the action site inhibiting cancer cell proliferation, pure catechin was used in this study. the inhibitory effects on a cancer cells' proliferation...