Which is the last structure that a sperm travels through before it leaves the body?
a. ureter
b. urethra
c. vas deferens
d. vas efferens
e. epididymis
b
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The stamens of a flowering plant are broken down into two separate parts. The long, stalk-like structure is the _________ and the pollen-producing bodies on the tips are the __________.
a. stem; ovaries b. filament; carpels c. receptacle; sepals d. filament; anthers e. stem; anthers
Which of the following refers to the type of interaction between two prokaryotic populations in which one benefits and the other is not affected?
A. mutualism B. commensulism C. parasitism D. neutralism
Which of the following statements does not describe a way in which fungi differ from plants?
A. Fungi have nuclear mitosis. B. Fungi have cell walls made of cellulose. C. Fungi have filamentous bodies. D. Fungi have nonmotile sperm. E. Fungi are heterotrophic.
A single-celled eukaryote that is both photosynthetic and a chemoheterotroph is a(n)
A) apicomplexan. B) dinoflagellate. C) euglenid. D) ciliate. E) kinetoplastid.