One of the main differences between prokaryotic and eukaryotic cells is that
a. prokaryotic cells are always much larger.
b. prokaryotic cells do not have a plasma membrane.
c. eukaryotic cells have a smaller cell nucleus.
d. eukaryotic cells have a more complex cellular organization.

What is the chance of two parents with blood types ab and o producing an offspring with blood type o a.0% b.25% c.75% d.50%

Prior to the development of dna fingerprinting, blood type could be used to determine possible parentage. although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent. which of the following is a true statement that can be made about parentage based on blood typing?

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system