Four of the following statements are true of xylem. Which one is the exception?
a. conducts water up the plant
b. conducts mineral ions up the plant
c. connects with roots
d. connects with leaves
e. transports sugars
ANSWER: e
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a. genomics b. metabolomics c. proteomics d. systems biology
For roundworms living in the intestine of a
vertebrate, the cuticle most probably serves in what capacity? a. water retention b. nutrient absorption c. protection from digestive enzymes d. excretion of metabolic wastes e. sensory detection
The type of microscope that uses two or more glass lenses to refract light in order to enlarge an image
is a(n) a. compound light microscope. b. electron microscope. c. transmission electron microscope. d. scanning electron microscope. e. scanning tunneling microscope.
Long-term potentiation involves a long-lasting decrease in the strength of synaptic connections
____________________ Indicate whether the statement is true or false.