What are vascular bundles that are strengthened with sclerenchyma fibers called in leaves?

a. veins
b. vessels
c. xylem
d. phloem
e. sclerenchyma


a

Biology & Microbiology

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Explain how the field of human biochemical genetics had its beginnings partly through the persistence of a young

mother. What will be an ideal response?

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Lichens are most typically formed by the symbiotic association of an alga or cyanobacterium and:a

an ascomycete. b. a glomeromycete. c. a basidiomycete. d. a zygomycete. e. a chytridiomycete.

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__________, the volume of air that moves in and out of the lungs during one respiratory cycle, is normally far less than __________.

Fill in the blank(s) with the appropriate word(s).

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Mechanoreceptors do not respond to

Select one: a. touch. b. sound waves. c. motion. d. gravity. e. temperature.

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