Biology, 02.12.2019 04:31 Tcrismon1000
The fossil record shows that the average size of black bears was large during cold glacial periods and got smaller during warmer time periods. what is this an example of?
directional selection
disruptive selection
sexual selection
stabilizing selection
Answers: 2
Biology, 21.06.2019 21:30
Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time
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The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates
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Biology, 22.06.2019 04:30
Donde se encuentra el adn nuclear en un organismo eucariota?
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