Number the following events of plant evolution in sequential order: 1. 1 bryophytes appear. 2. 2 multicellular organisms appear. 3. 3 life is able to produce its own food. 4. 4 bacteria can conduct photosynthesis, releasing oxygen into the atmosphere. 5. 5 gymnosperms and angiosperms appear. 6. 6 eukaryotes appear. 7. 7 seedless, vascular plants appear.
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What initially causes a nerve impulse? release of enzymes out of the neuron movement of chemicals into the dendrites of the neuron pathogens attacking the dendrites of the neuron red blood cells bathing the neuron
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Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?
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Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic
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Number the following events of plant evolution in sequential order: 1. 1 bryophytes appear. 2. 2 mu...
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