A tracheophyte is a plant that has

(a) xylem and phloem.
(b) a windpipe.
(c) a trachea.
(d) the gametophyte as its dominant generation.


(a) xylem and phloem.

Biology & Microbiology

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Answer the following statement true (T) or false (F)

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True pili used for conjugation are only found on gram-negative bacteria.

a. true b. false

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Which of the following animals is not oviparous?

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