Viruses use the cells of living organisms to reproduce. what is the type of cell used by the virus called?
parasite
host
partner

why do most biologists believe that true commensalism does not exist?
an ecosystem usually has more parasites than hosts
animals of different species usually do not like to work together
the relationships are probably mutual or parasitic
animals of the same species rarely compete with one another

Clues to ecological principles are given in numerous passages of the bible. a bible study of ecology actually opens the doors to better understanding of god's love and concern for the earth. use a concordance to locate bible passages associated with words concerning our stewardship of the earth. you may use a dictionary to find synonyms for these words: dominion replenish subdue judgment stewardship find each of the passages using these words related to principles of ecology. list all passages by quote, book, chapter, and verse under each word. use your own interpretation to rewrite what you think each verse is saying. after your discussion of each of these words, ask one other person to explain his understanding of the word and a related verse without any hints. summarize what he tells you. a concluding paragraph for each of the words should be written noting similarities and differences between your interpretation and that of each person consulted.

If your blood becomes too concentrated with iona, what will happen to the red blood cells

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