Laminarin is a storage polysaccharide (glucan) found in brown algae, characterized by its beta(1->3) glucan structure with some beta(1->6) branching. It serves as an energy reserve for these organisms. Choices B, C, D, and E describe different biological entities or structures unrelated to laminarin.

Solved

Laminarin Is
A) A $\beta$ -(1 $\rightarrow$ 3) Glucan, Used as a Storage Compound by Brown Algae

Question 34

Multiple Choice

Laminarin is

A) a $\beta$ -(1 $\rightarrow$ 3) glucan, used as a storage compound by brown algae.
B) a unicellular golden-brown algae with a silica wall.
C) the elongated rod-like structure composed of tiny DNA circles linked in a chain.
D) an organism , the skeleton of which forms the chalk deposits such as the white cliffs of Dover.
E) the silica hoops that interconnect the silica valves of diatoms.