The flatworms have ____ symmetry
a. radial.
b. asymmetric.
c. bilateral.
d. spherical.
e. pentamerous.
C
You might also like to view...
The disease in the above photograph is caused
by a. syphilis. b. gonorrhea. c. chlamydia. d. all of these. e. none of these
The plants and animals now present on acreage from
which the trees were removed ten years earlier represent a. primary succession. b. a climax forest. c. pioneer species. d. secondary succession. e. species introductions.
Animal cells typically achieve cytokinesis by
A. forming a cleavage furrow that pinches the cell into two. B. forming a cell plate across the middle of the cell. C. binary fission. D. chromosome condensation. E. chromosome elongation.
Which microscope achieves the highest magnification and greatest resolution?
A) compound light microscope B) phase-contrast microscope C) darkfield microscope D) fluorescence microscope E) electron microscope