Biology, 22.09.2019 03:20 soliseric879
Early one spring, a group of bird-watchers counted 30 different species of birds in a tract of forest. in the early spring two years later, the bird-watchers counted 15 species in the same area. which statement best summarizes this situation?
birds follow different migratory paths each year.
the forest shows a decrease in biodiversity.
human beings disrupt the presence of animals in ecosystems.
it is important to study living things to better understand the earth
Answers: 1
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According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously
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Compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.
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What is the tern used to describe an individual that of a recessive allele that causes disease,but is otherwise healthy? a.carrier b.polycite c.target d.afflicted
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Early one spring, a group of bird-watchers counted 30 different species of birds in a tract of fores...
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