Biology, 10.10.2019 12:00 albattatasraap5wymy
Plz hurry i only have 10 mins. how does coal differ from pine trees as a source of energy? coal can be replaced easily, while pine trees are difficult to replace. coal is a nonrenewable resource, while pine trees are a renewable resource. coal is a clean source of energy, while pine trees cause environmental damage. coal is an expensive source of energy, while pine trees are an inexpensive source of energy.
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Biology, 21.06.2019 23:50
Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?
Answers: 2
Biology, 22.06.2019 20:30
Which type of mutation occurs in reproductive cells and can be passed to offspring? somatic mutation germline mutation point mutation frameshift mutation
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Biology, 22.06.2019 21:00
Approximately how many times does an average human heart beat in a lifetime?
Answers: 1
Plz hurry i only have 10 mins. how does coal differ from pine trees as a source of energy? coal can...
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