Sentence examples for a is necessary from inspiring English sources
First, it is in fact controversial that intending to do A is necessary for doing A intentionally, as the present theory predicts.
During the l-th login, pwd'a, a given password to access account a, is used to decrypt these elements (the correctness of pwd' a is necessary but not sufficient).
Secondly, a precise system that can measure currents in the region of 10−9 A is necessary to detect the small current changes that occur in a single nanorod during the adsorption/desorption of chemical species.
In ordinary speech, the claim that A is necessary does not require the truth of A in all possible worlds, but rather only in a certain class of worlds which I have in mind (for example, worlds where I avoid penalties for failure to pay).
A stronger condition than regularity of the matrix function A is necessary in the above hypotheses as it is known from the Monge Ampère case that one cannot expect second derivative estimates for general oblique boundary value problems for (Aequiv 0), which is a special case of regular A but not strictly regular, see [47, 52].
Many skin creams tout their vitamin A content and for good reason - vitamin A is necessary for the growth and repair of body tissues along with protecting your skin from sun damage.
Gerber et al. showed that autocrine VEGF-A is necessary for the survival of haematopoietic stem cells.
Importantly, CENP-A is necessary and sufficient for recruitment of kinetochore proteins for mitosis (Palmer et al. 1991; Palmer et al. 1987).
Because CENP-A is necessary for centromere specification, higher levels of CENP-A may simply reflect higher levels of cell division.
We further demonstrate that an amino acid sequence motif of Q/R-K/R-X-X-A is necessary and sufficient for activation of the SE-triggered pathway.
If, instead of VEGF-B, P lGF acts as a co-stimulator, binding of both P lGF and VEGF-A is necessary to block proliferation completely, emphasizing the distinct properties of the related factors [ 6].
