The most widely accepted explanation for the transport of sugar-containing fluids in phloem is the ________ mechanism
A) bulk flow
B) cohesion-tension
C) root pressure
D) transpiration
E) pressure-flow
E
Biology & Microbiology
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Health officials measure ____ to evaluate if disease agents are present
a. byssal thread density b. changes in species composition c. coliform bacteria d. the oyster index e. water density
Biology & Microbiology
What important ecological role do lichens play?
What will be an ideal response?
Biology & Microbiology
There are __________ autosomes present in a human egg. What will be an ideal response?
Biology & Microbiology
Hemoglobin is a(n) ____________________-containing protein in red blood cells. Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology