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Biology, 21.06.2019 15:00
Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work)
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Biology, 22.06.2019 05:50
Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?
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Biology, 22.06.2019 07:00
Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.
Answers: 1
Biology, 22.06.2019 16:30
During photosynthesis, hydrogen ions are most directly used to in the chloroplast pictured above. a) make glucose b) make chlorophyll c) produce carbon dioxide d) drive the production of atp
Answers: 1
Which major type of air mass typically brings cool, dry weather? maritime polar continental polar ma...
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