Biology, 28.09.2021 19:00 jadacherry
1. What factors are in an ecosystem?
Answers: 1
Biology, 21.06.2019 18:30, smelcher3900
The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.
Answers: 3
Biology, 21.06.2019 19:30, Britney8394
Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.
Answers: 2
Biology, 21.06.2019 21:30, arrichardson787
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
Answers: 1
1. What factors are in an ecosystem?...
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