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Biology, 24.12.2019 23:31, mianelson367
Hydrogen can be created by blank water. if the activation energy is reduced, hydrogen can be produced with a renewable energy source. this renewable energy source is blank.
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Answers: 3
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Biology, 21.06.2019 15:20, lillysiege
Sydney drew a flow chart to illustrate the nitrogen cycle. which labels best complete the flow chart? x: producers undergo photosynthesis. y: nitrogen compounds are released into the air. x: nitrogen compounds are released into the air. y: producers undergo photosynthesis. x: free nitrogen is in the atmosphere. y: producers absorb nitrogen compounds through their roots. x: producers absorb nitrogen compounds through their roots. y: free nitrogen is in the atmosphere.
Answers: 3
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Biology, 21.06.2019 19:30, jessiereyes2924
Name the following: (a) category of pathogen that causes diseases, like common cold and mumps. (b) the microorganism that requires a host to produce.
Answers: 2
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Biology, 22.06.2019 12:40, seby951
Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.
Answers: 1
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Hydrogen can be created by blank water. if the activation energy is reduced, hydrogen can be produce...
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