Biology, 01.07.2019 11:30 wazzuphottie1999
Many freshwater one celled organisms, like paramecium, have contractile vacuoles. there's structures collect and pump out excess water that accumulates in the cell. explain why these organisms needs such a structure.
Answers: 1
Biology, 22.06.2019 03:30
For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.
Answers: 1
Biology, 22.06.2019 09:00
Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land
Answers: 3
Biology, 22.06.2019 10:00
Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?
Answers: 2
Biology, 22.06.2019 12:00
Aprocedure done under controlled conditions to test a hypothesis is an inquiry.
Answers: 1
Many freshwater one celled organisms, like paramecium, have contractile vacuoles. there's structures...
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