Lastly, parietal cells synthesizedand secrete intrinsic factor which aids in the absorption of vitamin B12 by the ileum. Chief cells (B or arrow)are located, in cluster, at the base of the glands. They synthesize and secret hydrolytic enzymes, which areactivated at acid pH. These enzymes include gastric lipase, rennin and pepsin, which is secreted aspepsinogen and activated in the lumen. Pepsin hydrolyzes proteins. Rennin breaks down milk proteins andlipase initiates the digestion of fats.
A basis set in theoretical and computational chemistry is a set of functions (called basis functions) which are combined in linear combinations (generally as part of a quantum chemical calculation) to create molecular orbitals.
Rational Functions In this chapter, youâll learn what a rational function is, and youâll learnhow to sketch the graph of a rational function. Rational functions A rational function is a fraction of polynomials.That is, if p(x)andq(x)are polynomials, thenp(x)q(x)is a rational function. The numerator is p(x)andthedenominator is q(x).Examples.â¢ 3(x5)(x1) â¢ 1x â¢ 2x 3 1 =2x 3 The last example is both a polynomial and a rational function.ational functions A rational function is a fraction of polynomials. That is, if p(x)andq(x)are polynomials, thenp(x)q(x)is a rational function. The numerator is p(x)andthedenominator is q(x).Examples.â¢ 3(x5)(x1) â¢ 1x â¢ 2x 3 1 =2x 3 The last example is both a polynomial and a rational function.