Biology, 07.12.2019 06:31 trejo282961
Petrification occurs a. shell, bone, or wood is replaced with dissolved minerals. b. dead organisms are exposed to oxygen and calcium carbonate. c. a cast fossil is later filled with minerals. d. an organism is completely preserved in ice or oil.
Answers: 3
Biology, 21.06.2019 21:00, hayleighhurt
What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?
Answers: 3
Biology, 22.06.2019 01:50, leslie0296
Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules
Answers: 2
Petrification occurs a. shell, bone, or wood is replaced with dissolved minerals. b. dead organisms...
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