Biology

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Need help with these:

33. In addition to causing disease, protests also affect humans through

a. their role in the nitrogen cycle
b. their antibiotic properties
c. their ability to clean up oil spills
d. all of the above
A?

35. Fungi obtain food by

a. photosynthesis
b. the nitrogen fixation process in their hyphae
c. digesting food externally before absorbing it
d. none of the above
D?

Thanks
-MC

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