Food is formed into a bolus in the ____

a. large intestine
b. liver
c. mouth
d. small intestine
e. stomach


ANSWER: c

Biology & Microbiology

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An invertebrate statocyst contains ____, which surround movable ____. Changes in body position

move the latter and thus trigger action potentials.

a. statoliths; sensory hair cells b. sensory hair cells; statoliths c. otoliths; sensory hair cells d. efferent neurons; otoliths e. efferent neurons; statoliths

Biology & Microbiology

GENETIC DRIFT IS THE RESULT OF _____

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Ti plasmids and the T-DNA system can be used to transform any vascular plant

Indicate whether the statement is true or false

Biology & Microbiology

DNA methylation

A. increases transcription. B. decreases crossover events. C. increases crossover events. D. inhibits transcription. E. promotes post-translational modification of proteins.

Biology & Microbiology