Biology, 12.07.2019 02:30 lilmaddy8856
Which of the following best describes elements of a stable ecosystem?
a. the cyclical increase and decrease of a population of algae in a lake
b. a sudden decrease in a predator population in a forest
c. a steady increase in carbon dioxide levels in the atmosphere
d. the slow depletion of nitrogen in the soil of a meadow
Answers: 2
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Explain two reasons you think it is important for scientists to search for new ways to treat cancer
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Cassandra made a venn diagram to compare and contrast the two stages of cellular respiration. which belongs in the area marked x? energy is released. oxygen is used up. glucose is broken down. carbon dioxide is used up.
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When you run, you begin to breathe heavier and faster. your heart beats more quickly, bringing more oxygen to your cells. which organ systems are working together here?
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Asegment id dna that is artificially created from two or more organism through use of dna enzymes in a laboratory is called a segment of dna that is artificially created from two or more organisms through use of dna enzymes in a laboratory is called
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Which of the following best describes elements of a stable ecosystem?
a. the cyclical increas...
a. the cyclical increas...
Geography, 22.07.2019 23:00