Science please help this is confusing

Which of these is true for bacteria because they are prokaryotic cells? a. they can engulf body cells in order to make memory cells. b. they must invade viruses in order to reproduce. c. they are much larger than eukaryotic body cells. d. they can reproduce on their own outside of other cells.

People with one sickle cell allele are not likely to get malaria. what is this an example of?

As scientist had investigated evolution from a variety fields they have found