When the amount of water in a soil exceeds what the pore space can hold, the soil is ________
Fill in the blank(s) with correct word
saturated
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Protein A has a strong affinity for
A) antigen. B) blood. C) protein. D) antibody.
A genotyping microarray would be useful in determining if the chromosomal mutation called duplication took place
A. true B. false
Which of the following statements about the Galápagos finches is false?
A) The Galápagos finch species differ in their feeding habitats. B) Each island in the Galápagos chain has one and only one isolated, unique species of Darwin's finch. C) Most speciation events of the Galápagos finches occurred when some finches made it to another island, evolved in isolation, and accumulated enough changes to become a new species. D) The evolution of the Galápagos finches is an excellent example of adaptive radiation.
Which of the following oxidize H2S to SO4-2, the form of sulfur animals use for their metabolism?
A. Beggiatoa B. Desulfovibrio C. purple sulfur bacteria D. both Beggiatoa and purple sulfur bacteria E. both Beggiatoa and Desulfovibrio