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Biology, 21.06.2019 18:00, shelbyo1123
The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community
Answers: 2
Biology, 22.06.2019 10:30, TH3L0N3W0LF
16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.
Answers: 3
Biology, 22.06.2019 11:00, josegalvan123jg69
When ash and dust begin to settle on the ground, they eventually become compacted by
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Biology, 22.06.2019 11:30, lilytimpsonx
What is the process by which biological parents pass traits such as hair type or eye color to their children
Answers: 1
What are shells made of? what happens when they fall to the bottom of he ocean?...
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