Social Studies, 13.11.2019 05:31 GemJock
Theodor w. engelmann illuminated a filament of algae with light that passed through a prism, thus exposing different segments of algae to different wavelengths of light. he added aerobic bacteria and then noted in which areas the bacteria congregated. he noted that the largest groups were found in the areas illuminated by the red and blue light. what did engelmann conclude about the congregation of bacteria in the red and blue areas?
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Social Studies, 21.06.2019 17:00
How and why did the 27th amendment modify the authority of congress to set its own pay
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Social Studies, 21.06.2019 19:00
Can someone read this article and tell me the 1) key ideas and 2) one key quote (copy and paste the link the article is not to long at all)from
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Social Studies, 22.06.2019 13:10
Sariah enters a room with several chirping crickets in it. upon first entering the room, sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. the fact that sariah no longer perceives the chirping sound demonstrates sensory
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Social Studies, 22.06.2019 15:30
Which sentences describes a cycle of dependency? a. aid harms the local economy creating the need for more aid.b. aid improves infrastructure and creates more wealth and more good infrastructure.c. aid programs become more reliable over time so people can depend on them.d. no answer is correct
Answers: 1
Theodor w. engelmann illuminated a filament of algae with light that passed through a prism, thus ex...
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