Buna, Texas - Demographics. 1  As of the census [1] of 2000, there were 2,269 people, 865 households, and 626 families residing in the CDP.
3. To give and receive reciprocally, as things of the same kind; to barter; to swap; as, to exchange horses with a neighbor; to exchange houses or hats. Exchange forgiveness with me, noble Hamlet. (Shak) Synonym: to barter, change, commute, interchange, bargain, truck, swap, traffic. Origin: cf.OF. Eschangier, f. Echanger. See exchange. 1. The act of giving or taking one thing in return for another which is regarded as an equivalent; as, an exchange of cattle for grain. 2.
In biology, mutualism is an interaction between two organisms that is beneficial to both of them. Like ants and an aphid.A number of ants are found by or near aphids.n biology, mutualism is an interaction between two organisms that is beneficial to both of them. Like ants and an aphid.