1..The plasma (cell) membrane is composed of a bilayer of proteins is composed of a bilayer of...

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Medical Sciences

1..The plasma (cell) membrane
is composed of a bilayer of proteins
is composed of a bilayer of phospholipids
is composed of chains of carbohydrate molecules
is a compl;ex of carbohydrates and proteins
H..Which of the following is not a function ofmembrane proteins?
act as carrier molecules for various solutes
cell nutrient
act as anchors or stabilizers for the cell membrane
regulate the passage of ions
bind to ligands
I...The control center for cellular operations is the
mitochondria.
Golgi apparatus.
endoplasmic reticulum.
nucleus.
ribosome.
J.During the G1 phase of the cell cycle:
growth and normal metabolism occur
the DNA replicates
the nuclear membrane disappears
the centrioles separate
K..Crenation of a cell may occur when it is placed ina(n)________ solution
neutral
isotonic
hypertonic
hypotonic

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1 B Is composed of bilayer of phospholipid A cell membrane is a biological membrane which is formed By a double layer of lipids and proteins that surrounds a cell and separates the cytoplasm See Answer

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	1..The plasma (cell) membrane	is composed of a bilayer of proteins
		is composed of a bilayer of phospholipids
		is composed of chains of carbohydrate molecules
		is a compl;ex of carbohydrates and proteins

		act as carrier molecules for various solutes
		cell nutrient
		act as anchors or stabilizers for the cell membrane
		regulate the passage of ions
		bind to ligands

		mitochondria.
		Golgi apparatus.
		endoplasmic reticulum.
		nucleus.
		ribosome.

		growth and normal metabolism occur
		the DNA replicates
		the nuclear membrane disappears
		the centrioles separate