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B; they are unable to reproduce independently
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A bacteriophage has a highly complicated DNA genome.
A bacteriophage is a complex, unicellular organism.
A bacteriophage lacks major cell organelles.
A bacteriophage lacks the RNA necessary for reproduction.
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C; it lacks organelles
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B; must use host's cellular machinery
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D; viruses are living
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A; convert free nitrogen into usable substances
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carbon
hydrogen
sugar
water
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bacteria
squirrel
plant
mushroom
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C; carbon stored is released, increasing CO2
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B; carnivore
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A; producers
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C; tertiary consumer
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C; energy is used and lost
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D; 10 kJ
Look at the image and choose the correct answer. What role do kangaroo rats have in the food web.
Producers that transfer energy when eaten by herbivores.
Carnivores that transfer energy when eaten by omnivores.
Omnivores that transfer energy when eaten by carnivores.
Herbivores that transfer energy when eaten by carnivores
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A; 1 kcal of energy from catfish
