The cell membrane
a.
converts glucose to other energy molecules.
b.
alters and packages proteins and lipids.
c.
is the site of most cellular chemical reactions.
d.
controls which substances enter and exit the cell.

Explanation:

controls which substances enter and exit the cell. hope it helped!

question: which statement best describes the different properties of metals?

answer: they are shiny and bend without breaking.

since metals have certain characteristics properties, they include the following: they are ductile, malleable, shiny, hard, lustrous, flexible and they are good conductor of heat and electricity. so therefore, metals are not dull and they are not non-flexible as listed. instead, they are shiny and flexible.

hope this , have a good day. c;