Which of the following exhibits bilateral symmetry?
A) a butterfly
B) a sponge
C) a sea anemone
Answer: A
Biology & Microbiology
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The major structural elements of the cytoskeleton are
A) the extracellular matrix and the cell wall. B) microtubules, microfilaments, and intermediate filaments. C) the cytoplasm and cytosol. D) cleavage furrows and G-actin. E) proteoglycans and cellulose microfibrils.
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In biological transmission, pathogens reproduce in the vector.
a. true b. false
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The chance that a future event will occur is called ____________
A. Probability B. Goodness of fit C. Degrees of freedom D. Random selection E. All of the answers are correct
Biology & Microbiology
Basophils are white blood cells that defend the body against large parasites.
a. true b. false
Biology & Microbiology