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Which of the following is NOT involved in biological magnification in a food chain?
A. heavy metals
B. organochlorides
C. carbon dioxide
D. PCBs
E. DDT
1 AnswerBiology8 years agoAn example of commensalism is...?
A. mycorrhizal fungal roots on the roots of plants.
B. ants living on the bullhorn acacia tree.
C. termites with protozoa in their digestive tracts.
D. flowering plants and their pollinators.
E. clownfishes in sea anemones.
1 AnswerBiology8 years agoHow do I access the recommended game settings from Nvidia?
What I mean by recommended game settings was a list of games which, when a game was selected, it would tell you that the game runs fine with any setting, or that bloom doesn't work well with your card, or that the game is incomparable altogether.
1 AnswerSoftware8 years agoI'm looking to spend around $80 on a new graphics card, what should I get?
I'll work out compatibility, I just need to figure out what I should get.
2 AnswersDesktops9 years agoWhy is this reaction spontaneous?
What reaction is illustrated?
1. exothermic
2. endothermic
3. spontaneous
4. anabolic
5. endergonic
The correct answer (according to my online homework) is 3. However I can't reason why, because it has aviation energy (represented by b). While it does have a negative Gibbs value, it requires energy input to proceed.
1 AnswerChemistry9 years ago
