All prokaryotic cells do not have a nucleus.
Eukaryotes, on the other hand, are cells with nucei.
I believe that the answer is B
They can cause Down's syndrome or some other chromosomal disorder
Sexual reproduction requires both a female and a male partner.
Asexual reproduction requires just one parent basically.
HOPE THIS HELPS YOU! ^_^
Hey!
Ok so your answer is ......C!
If the trash gets into the groundwater it can become harmful to humans and animals who may drink that water!
Hope this helps! <span />