In a hypothetical situation, a bacterium lives on the surface of a leaf, where it obtains nutrition from the leaf's nonliving, waxy covering while inhibiting the growth of other microbes that are plant pathogens. If this bacterium gains access to the inside of a leaf, however, it causes a fatal disease in the plant. Once the plant dies, the bacterium and its offspring decompose the plant. What is the correct sequence of ecological roles played by the bacterium in the situation described here?
A. mutualist, commensal, pathogenB. nutrient recycler, commensal, pathogen
C. nutrient recycler, mutualist, primary producer
D. mutualist, pathogen, nutrient recycler
Answers: 2
Biology, 22.06.2019 02:50
Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above
Answers: 2
Biology, 22.06.2019 04:30
Pls quickly! which of the following is true about the behavior of an organism? a. the behavior of an organism is influenced by both its heredity and it’s environment. b. the behavior of an organism is influenced only by the treats it inherits from its parents. c. the behavior of an organism is influenced only by the environment in which it lives in. d. the behavior of an organism is not influenced by either it’s heredity or its environment.
Answers: 2
Biology, 22.06.2019 10:00
Dna and rna share a number of similarities,but they also differ in certain aspects of their structure. wich nitrogenous base is found in rna but is not found in dna
Answers: 1
In a hypothetical situation, a bacterium lives on the surface of a leaf, where it obtains nutrition...
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