The organ that performs filtration of blood, reabsorption, and secretion in vertebrates is the ________.
A. kidney
B. liver
C. large intestine
D. pancreas
E. small intestine
Answer: A
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While observing a new species of seaweed under the microscope, it becomes apparent that the entire organism is one large cell containing several nuclei. Which of the following best describes the organization of this organism?
A. coenocytic B. complex multicellular C. simple multicellular D. filamentous E. eukaryotic
Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
What will be an ideal response?
In ____ bonds, atoms share electrons equally
a. double b. ionic c. polar covalent d. nonpolar covalent e. hydrogen
The study of the interactions of organisms and their physical environment is
a. biology. b. ecology. c. geology. d. paleontology. e. physiology.