Which term can be defined as the rate of how far an object traveled over a period of time

a molecule of one atom of carbon and two atoms of oxygen would be written as co2

the answer is b.) hydrogen bonds between bases.

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 !         : )

d. organisms have cells with different shapes and functions.