Which of the following best explains how substances
are transported across the cell membrane?
Choose 1
©
Carbohydrates freely move across the cell membrane.
®
lons freely move across the cell membrane.
Nonpolar gases move across the cell membrane
through embedded transport proteins.
Hydrophilic amino acids move across the cell
membrane through embedded transport proteins.

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;

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%