While on a field trip near the ocean coastline, you visit a company that harvests jellylike substance from protists. This substance can be used as food, or in biology lab dishes for culturing organisms that have red-blue pigments, and store starch like plants. The company extracts the substance from multicellular plant-like organisms. You are observing the economic values of
(A) algin.
(B) gelatin.
(C) carrageenan.
(D) red ooze.
(E) agar.

Agar

Explanation:

In the given question, the substance obtained from a multi-cellular organism with its plant-like and stores starch like a plant is the algae.

Many useful substances are obtained from these algae whose characteristics are given are like they are jelly-like, used as food, used to grow the cultures of organism shows the properties of a chemical called agar.

Agar is obtained from the species of genus Gelidium and the Gracllaria red algae which are plant-like organisms.

Thus, agar is the correct answer.

answer; /// i do believe the correct answer is (