In spongy bone tissue the spaces are filled with

a. air.
b. blood.
c. cartilage.
d. marrow.
e. lymph.


D

Biology & Microbiology

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Immunofluorescence

A. uses fluorescently tagged molecules. B. makes use of the specificity in binding of antibodies. C. utilizes acridine orange. D. would require a special UV microscope. E. uses fluorescently tagged molecules, makes use of the specificity in binding of antibodies, AND would require a special UV microscope.

Biology & Microbiology

Members of the Archaea typically thrive in conditions of excessive

A. heat. B. acidity. C. alkalinity. D. salinity. E. All of the choices are correct.

Biology & Microbiology

What are the benefits and costs to animals that excrete uric acid?

What will be an ideal response?

Biology & Microbiology

After a hypothesis has been thoroughly tested and no evidence has been found to disprove it, it may become accepted as a ________

a. prediction b. test c. model d. scientific theory

Biology & Microbiology