Which of the following statements about the cortex is true?
a. It secretes a protective layer of cutin.
b. It is at the core of the herbaceous eudicot stem.
c. It is filled with cork cells.
d. It translocates sugar by means of a pressure gradient.
e. It may contain collenchyma and sclerenchyma.
E
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If the cuticle is removed from a leaf, it will:
a. be unable to photosynthesize b. be unable to carry on transpiration c. lose water by evaporation and wilt d. lose water by cohesion and die e. turn yellow
Which of the following is associated with the terms cuticle, guard cells, stomata, and trichomes?
a. ground tissue b. meristem c. vascular tissue d. dermal tissue
STR alleles differ by the number of copies of a set of nucleotides, such as AGA
a. True b. False Indicate whether the statement is true or false
Fiber content of the diet can be increased by adding
a. fresh fruits. b. fish and poultry. c. eggs. d. whole grains and cereals. e. Both a and