Which sequence of structures through which water passes into a root is correct?
A) guard cell, endodermis, cortex, xylem
B) root hair, cortex, xylem, endodermis
C) epidermis, cortex, endodermis, xylem
D) root hair, xylem, endodermis, phloem
Answer: C
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A. F- B. F+ C. both F+ and F- (It is a reciprocal exchange) D. neither F+ nor F- (There is no exchange)
For type I diabetes, 15 genes on four different chromosomes are known to influence this
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a. archenteron b. primary mesenchyme c. secondary mesenchyme d. blastocoel e. blastocyst
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