The pregnant woman began to have contractions of the uterus in preparation for childbirth. what is the name of the hormone that initiated her contractions?

b. the carbon cycle ensures living things have a source of hydrogen

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation:

i thinking chemical change