Answer:Succession as progressive change in an ecological community. Primary vs. secondary succession. The idea of a climax community.
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Answer:
genomics
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it's is the study of genes and DNA ( deoxyribonucleic acid)
Answer:the phloem transports food and nutrient
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Answer:
The two main variables in an experiment are the independent and dependent variable. An independent variable is the variable that is changed or controlled in a scientific experiment to test the effects on the dependent variable. A dependent variable is the variable being tested and measured in a scientific experiment.