Red shift and blue shift difference? ?

Describe two recent or ongoing space missions.

Describe the function of the endomembrane system? what organelles are involved?

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.