The absence ofin the primitive atmosphere was essential to the origin of life on Earth. a
CO2
b
N2
c
O2
d
CH4

Can someone help me

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 !         : )

answer; autosomal;

the answer is false.. have a great day; )