Exoskeletons are most characteristic of
a. Mollusca
b. Arthropoda
c. Nematoda
d. Chordata
e. Annelida
Answer: b
Biology & Microbiology
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The part of the human brain that controls the sleep-wake cycle is called the
A) nucleolus. B) cerebral cortex. C) suprachiasmatic nuclei. D) substantia nigra.
Biology & Microbiology
Reptiles, including birds, belong to one major lineage of amniotes, and _____ belong to another
a. sharks c. mammals b. frogs and toads d. slamanders
Biology & Microbiology
The maximum amount of air that can be moved in plus the maximum amount that can be moved out during a single breath is called the __________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Serial dilution can be used in combination with pour plates as a method for isolating pure cultures.
Answer the following statement true (T) or false (F)
Biology & Microbiology