Symbiotic chemosynthetic bacteria obtain oxygen from their hosts through:

a. hemoglobin.
b. myoglobin.
c. sulfide-binding proteins.
d. luciferin.
e. breaking down cellulose.


A

Biology & Microbiology

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Freshwater fish will (select all correct choices):

A. lose electrolytes across the skin and gills. B. gain water across the skin and gills. C. gain electrolytes across the skin and gills. D. gain electrolytes from drinking. E. lose water across the skin and gills.

Biology & Microbiology

Most antigens are made of

a. nucleic acids and proteins. b. alcohols and lipids. c. oligosaccharides and alcohols. d. ketones and aldehydes. e. oligosaccharides, proteins, and lipids.

Biology & Microbiology

Which substance is produced as a product of both glycolysis and aerobic respiration?

A lactic acid B ethyl alcohol C ATP D glucose

Biology & Microbiology

The two body forms of some radiates is an example of alternation of generations.

Answer the following statement true (T) or false (F)

Biology & Microbiology