Which statement describes the ability of the cell membrane to allow various substance to move through it? The cell membrane is selectively permeable.
O The cell membrane is composed of lipids and phosphates.
O The cell membrane is both hydrophilic and hydrophobic
O The cell membrane is a bilayer structure.

The cell membrane is selectively permeable. It will only let in certain substances.

The truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey