Pregnancy begins with a fertilized egg. normally, the fertilized egg attaches itself to the lining of the uterus. when the fertilized egg implants somewhere outside the uterus, this is called a(n)

burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.

characterization of nanoparticles is a critical step in nanomaterial production as it provides information of dimension, morphology, surface charge, distribution and degree of surface functionalization.