Biology, 10.07.2019 19:50 ptanner706
Suppose that during any period of ¼ second there is one instant at which the crests or troughs of component waves are exactly in phase and maximum reinforcement occurs. how many beats will occur in 1 second? a. 8 b. 12 c. 2 d. 4
Answers: 2
Biology, 22.06.2019 04:00
The tubes transporting minerals and water upward are called ?
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Biology, 22.06.2019 06:00
Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun
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Biology, 22.06.2019 15:30
The process of replication is the same for all living things because
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Biology, 22.06.2019 15:30
Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos
Answers: 3
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