If evolution over geologic time above the level of the species includes speciation events, then evolution over what time above the level of the species includes speciation events? Answer choices: - movement - ligt - environment - radiation - geologic - relocation - Most plants - animals
geologic
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If activated B cells secrete antibodies, then what secrete antibodies? Answer choices: - parasites - barnacles - the body's largest organ - major threat to health - activated b cells - resistance activities - fur seals - it keeps an organism warm
activated b cells
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If cutting down trees has a negative impact on the health of humankind, then cutting down trees has a negative impact on the health of what? Answer choices: - space - humankind - mars - aliens - salmon - Species - humans - plants
humankind
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If absorbing sunlight causes cool objects to warm up, then what can cause cool objects to warm up? Answer choices: - absorbing sunlight - absorbing nutrients - absorbing moisture - kinetic energy - electromagnetic energy - absorbing personality - energy of moving objects - water vapor
absorbing sunlight
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