TradeOK158
13.04.2021 •
Biology
The 'good' bacteria living in a
digestive tract to remove other
forms of bacteria is an example of...
A. a parasite.
B. mutualism.
C. commensalism.
Solved
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Ответ:
It's B
Explanation:
Mutualism: An interaction between individuals of different species that results in positive (beneficial) effects on per capita reproduction and/or survival of the interacting populations.
Digestive bacteria and humans. Inside our bodies is what we call good bacteria(mutualism), which aids in digesting the food we take.
Ответ:
Farming used to be done by hand,and now they have:
TractorsATV/UTV. All-terrain vehicles (ATVs) and utility vehicles (UTV) Farm Truck. ...Wagon. ...Mowers. ...Backhoe. ...Plastic Mulch Layer. ...Sprayers.Decreased use of water, fertilizer, and pesticides, which in turn keeps food prices down.