Answer
(a) True-
(b) True
(c) True
(d) True
(e) True
Work Step by Step
(a)True- The covalent linkage between two sugar monosaccharides is called a glycosidic bond.
(b) True- Organic acids all have one or more carboxyl group.
(c) True- Polar molecules are hydrophilic.
(d) True- Any molecule found inside of a living cell can be considered an organic compound.
(e) True - Catabolic reactions are usually endergonic.