Callose is a ______ deposited in the ______ of sieve elements.
A) protein; pits
B) protein; pores
C) carbohydrate; pits
D) carbohydrate; pores
E) fat; perforation plates
Correct Answer:
Verified
Q28: One role of pit membranes in tracheids
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Q30: Which of the following statements about forisomes
Q31: Albuminous cells are thought to have the
Q32: A cell that is alive at maturity
Q34: The _ is thought to supply the
Q35: _ are types of tracheary elements.
A)Vessel elements
Q36: The parenchyma cells that are developmentally related
Q37: Which of the following is NOT a
Q38: By definition, metaxylem is _ protoxylem.
A)formed before
B)formed
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