Which of the following statements about excretory organs in complex multicellular animals is false?
A. Water and all other important molecules
are actively transported back into the
bloodstream during reabsorption.
B. Selective filtration of the blood occurs as
blood pressure forces materials into an
extracellular space.
C. During the process of secretion, additional
toxic compounds and excess ions that were
not filtered from the blood initially are
removed from the organism.
D. Reabsorption helps prevent the loss of
necessary electrolytes and other important
molecules.
E. None of these statements about excretory
organs in complex multicellular animals is
false.
A
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The division of genetic material in a eukaryotic cell is called:
A. genetic fission. B. mitosis. C. cytokinesis. D. replication.
Recall that the P. torridus archaeon is a(n) ______________, and so thrives in extremely acidic environments (pH 0-0.7) such as old coal mines
A. hypothermophile B. hyperthermophile C. halophile D. basophile E. acidophile
Membrane-like structures form when proteins or
lipids are mixed with water. They serve as a model for __________, which may have preceded cells. Fill in the blank(s) with the appropriate word(s).
An ________ is the term for a deep groundwater source.
Fill in the blank(s) with the appropriate word(s).