The formation of new species is termed _______
a. speciation
b. spatial emergence
c. spontaneous
d. biogeographic
Ans: a. speciation
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b. Transfer sperm from the male to the females. c. Allow for reciprocal copulation to occur. d. Hold the eggs on the female during fertilization.
Each end of a long bone is called a(n)
a. diaphysis. b. metaphysis. c. osteons. d. epiphysis. e. lacuna.
Kidneys are thought to have evolved first among the ________.
A. reptiles B. saltwater bony fishes C. mammals D. amphibians E. freshwater bony fishes
During which step of water purification does water moves through sand beds and activated charcoal?
A) Storage B) Filtration C) Chlorination D) Sedimentation E) Aeration and settling