Explain the relationship between the environment, variation, and selection.
can cause certain traits to be favored through
changing
this can lead to changes in
done
intro
cod032
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not sure if this is what you'r looking for eubacteria and archaebacteria

answer >   yes we do, women; have three holes, urethral opening(pee hole, vagina, and the women pee/girls pee out of the urethra like the men do; only they have a single opening to pee/ejaculate.   (sorry if i'm too forward with this, but this is for a biology class, isn't it? )

hope that !         : )