Select all that apply.

which of the following are characteristics of eukaryotes?

a. single- or multi-celled structure
b. no distinct nucleus
c. membrane-bound organelles
d. cell(s) larger than prokaryotes

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna

The term facultative anaerobe refers to an organism that

3differences between bacteria and other 2 cells