The Casparian strip is:
A. a layer of endodermal cells
B. a layer of epidermal cells
C. the apoplast
D. the symplast
E. the waxy layer between endodermal cells
Ans: E. the waxy layer between endodermal cells
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Which of the following is true of the myelin sheath?
a. It is produced by glial cells b. It increases the speed of signal conduction along the axon c. It saves energy d. All of the above
During translation which molecule is formed?
a. DNA b. mRNA c. tRNA d. proteins e. ribosomes
Compile a list of features that are found in the monocots and compare it to those features found in the eudicots.
What will be an ideal response?
Which of the following classes of Chordates is credited with producing the first amniotic egg?
a) Class Amphibia b) Class Aves c) Class Chondrichthyes d) Class Reptilia e) Class Mammalia