Members of this Ecdysozoan phylum include many important decomposers, but also many damaging
parasites. Many parasitize the roots of plants, while others cause disease in animals. More than 1
billion people worldwide are estimated to be infected by members of this group such as pinworms,
trichinas, and filarial worms.
a. Arthropoda
b. Onychophora
c. Nemertea
d. Annelida
e. Nematoda
E
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Oogeneis is a gametogenic process following ________ that produces _______
A. binary fission ; sperm cells B. mitosis ; egg cells C. meiosis ; egg cells D. meiosis ; sperm cells E. mitosis ; sperm cells
To which of the following groups does the
organism in the above figure belong? a. diplomonads, parabasalids, trypanosomes, and euglenoids b. ciliates, dinoflagellates, and apicomplexans c. water molds, diatoms, and brown algae d. chlorophyte and charophyte algae e. amoebas and slime molds
The process of oogenesis is completed at ________
Fill in the blank(s) with correct word
After Darwin concluded his voyage on the Beagle, he proposed that the process of natural selection was a mechanism for:
A. overpopulation of finches on the Galapagos Islands. B. speciation. C. artificial selection. D. sexual selection. E. evolution.