What can be said about prokaryotes and eukaroytes?
a. both of these cell types contain a nucleus.
b. prokaryotes always have a nucleus, but eukaryotes don't.
c. prokaryotes don't grow or respond to their environment, but eukaryotes do.
d. both of these cell types contain genetic material.

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

Scientists discover two populations of mice on either side of a major river. the two populations have almost identical genes but the mice from one side cannot breed with mice from the other. this is most likely because