Answers: 1
Biology, 22.06.2019 00:00
Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating
Answers: 2
Biology, 22.06.2019 01:30
Compare the composition of the moon's surface with the composition of the earth's surface.
Answers: 2
Biology, 22.06.2019 11:00
Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?
Answers: 2
Biology, 22.06.2019 12:40
18. over time, how do sand dunes tend to migrate? a. perpendicular to the movement of the wind b. in the same direction as the wind blows c. toward the wind d. in random directions
Answers: 1
What are the whitish objects that eventually become seeds inside an ovary?...
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