In a hydrothermal vent community pictured here, the typical consumer is a(n) ____
a. coral reef
b. bacteria
c. archaea
d. tube worm
e. algae
ANSWER: d
Biology & Microbiology
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In a forest, trees that get more sunlight grow taller than other nearby trees. This is a form of ______
A. natural selection. B. directional selection. C. artificial selection. D. disruptive selection. E. stabilizing selection.
Biology & Microbiology
Chlamydiae are incapable of producing many key metabolites, for which they must rely on their host.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Bacteria which cause subacute bacterial endocarditis may gain access to the bloodstream by
A. trauma. B. dental procedures. C. brushing teeth. D. ingestion. E. trauma, dental procedures AND brushing teeth.
Biology & Microbiology
Where does mechanical digestion begin?
What will be an ideal response?
Biology & Microbiology