Biology, 27.08.2019 09:30 enchantednights
Stalactites and stalagmites are two coneshaped mineral formations that form in caves. stalactites hang down from the ceiling and stalagmites rise up from the cave floor. what causes cave minerals to form in this way?
existing minerals change into new minerals when nearby molten rock causes an increase in temperature.
molten rock cools and hardens as it reaches earth's surface.
groundwater carrying dissolved materials combines with surface water and causes minerals to precipitate out of solution.
groundwater heated by molten rock reacts with minerals in the rock to form new minerals.
Answers: 1
Biology, 21.06.2019 20:00
Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic.b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy.c. all bacterial enzymes are harmful to humans and the environment.d. microbes create pollutants and toxins that harm the environment.
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Biology, 22.06.2019 01:00
The intervention of extraterrestrials has been used to explain the bermuda triangle, a region of the atlantic ocean where ships and planes are frequently lost, leaving no evidence behind. how would this explanation best be characterized?
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Biology, 22.06.2019 04:30
Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.
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Stalactites and stalagmites are two coneshaped mineral formations that form in caves. stalactites ha...
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