Which polysaccharide is a chain of glucose units that are modified by having nitrogen-containing groups, is the main
structural fiber in the external skeletons of arthropods, and also a structural material in the cell walls of fungi?
a. chitin
b. amylopectin
c. cellulose
d. glycogen
e. amylose
ANSWER: a
Biology & Microbiology
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a. golden algae b. apicomplexans c. dinoflagellates d. diatoms e. red algae
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This figure illustrates the life cycle of a
a. brown algae. b. green algae. c. water mold. d. plasmodial slime mold. e. cellular slime mold.
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Detritivores are
a. bacteria. b. plants. c. fungi. d. animals. e. both bacteria and fungi.
Biology & Microbiology
List and describe the structures of viruses. What will be an ideal response?
Biology & Microbiology