Biology, 05.09.2019 22:30 familyk0jj3
Sphaerotilus and leptothrix are examples of a. purple sulfur bacteria. b. enterobacteriaceae. c. sheathed bacteria. d. green nonsulfur bacteria.
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Biology, 22.06.2019 08:50
Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.
Answers: 1
Biology, 22.06.2019 12:30
Which of the following is a reason why early living organisms on earth could not have survived on the surface? 1. the lack of an ozone layer 2. the lack of oxygen in the atmosphere 3. the fact that these organisms were single-celled
Answers: 1
Biology, 22.06.2019 13:30
Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?
Answers: 3
Sphaerotilus and leptothrix are examples of a. purple sulfur bacteria. b. enterobacteriaceae. c. she...
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