The streamlined body shape of many aquatic organisms that swim helps reduce frictional resistance caused by water's high
A) buoyancy.
B) viscosity.
C) surface tension.
D) density.
B
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In flowering plants, the gametophyte
A. is larger than the sporophyte. B. is smaller than the sporophyte. C. is both smaller than the sporophyte and can grow independently. D. can grow independently of the sporophyte. E. is both larger than the sporophyte and can grow independently.
What hormone increases the number and activity of osteoclasts, which decreases bone density and increases blood calcium?
What will be an ideal response?
Identify two specific polysaccharides and describe where they are found and what their biological role is.
The sexually transmitted infection trichomoniasis is identified by the presence of the motile ________ protists in a wet mount of fluid discharged from the patient
a. Trichomonas gallinae b. Trichomonas tenax c. Trichomonas termopsidis d. Trichomonas vaginalis