Both prokaryote and eukaryote cells have this structure. it maintain homeostasis and is a boundary between the inside of the cell and the outside environment. it is the
a) nucleus.
b) membrane.
c) cytoplasm.
d) cell wall.

(6.02 mc)what affect do marine protected areas have on environmental quality? they increase environmental quality by preventing resource overuse. they increase environmental quality by adding new species. they decrease environmental quality by removing all human activity. they decrease environmental quality by adding recycling facilities.

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii

What goes in and out of a cell respiration?