Inglise keel unit 5 answers
toothpaste in mouth only for short time;
AVP;
AVP; e.g. washed away by saliva max 2
[5]
143. (a) (i) amylase; 1
(ii) glycosidic; R glucosidic 1
(iii) alpha / α; 1
(b) (i) encapsulation / trapped in alginate beads;
adsorption or stuck onto, collagen / clays / resins;
cross linkage or covalent / chemical bonding to, cellulose (fibres);
gel entrapment / trapped in silica gel;