Unit 6 Honors Review: Part 1 Question Preview (ID: 30093)
Review For The Honors Unit 6 Test.
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The fluid ___________ model describes the membrane as phospholipids and proteins that can drift in a bilayer.
a) mosaic
b) mirror
c) montage
d) bilayer
The kinks in phospholipid tails are the result of...
a) single bonds
b) double bonds
c) triple bonds
d) saturation
This membrane component helps to stabilize the membrane at body temperature.
a) cholesterol
b) enzymes
c) phospholipid
d) glycoprotein
What membrane component could be used to match similar types of cells
a) glycoproteins
b) phospholipids
c) channel proteins
d) aquaporins
These membrane components allow embryo cells to sort themselves into tissues and organs.
a) glycolipids and glycoproteins
b) phospholipids and cholesterol
c) aquaporin and integrin
d) enzymes and receptor proteins
Which of the following is not a function of membrane proteins?
a) transfer of genetic information to the cytoplasm
b) form junctions between cells
c) serve as enzymes
d) act as receptors to hormones
The passing of a message from a receptor to a specialized molecule is known as...
a) signal transduction
b) passive diffusion
c) active transport
d) pinocytosis
Which of the following will not passively diffuse across a membrane?
a) Glucose
b) diatomic oxygen
c) carbon dioxide
d) fatty acids
This membrane embedded protein provides a stronger framework for the membrane.
a) integrin
b) aquaporin
c) vesicle
d) cholesterol
What types of particles can not pass through the membrane?
a) charged
b) small
c) non-polar
d) uncharged
Which of the following is a type of passive transport?
a) diffusion
b) active transport
c) phagocytosis
d) exocytosis
The diffusion of water is known as...
a) Osmosis
b) Phagocytosis
c) Endocytosis
d) Facilitated Diffusion
When immersed in an isotonic solution cells will...
a) neither gain nor lose water
b) lose water
c) gain water
d) explode
What type of solution causes plant cells to be turgid?
a) hypotonic
b) hypertonic
c) isotonic
d) there is no correct answer
The use of transport proteins to move particles down their concentration gradient is known as...
a) facilitated diffusion
b) active transport
c) endocytosis
d) exocytosis
What type of solution causes animal cells to shrivel?
a) hypotonic
b) hypertonic
c) isotonic
d) nothing can cause shrivelling
This is the driving force for passive diffusion
a) concentration gradient
b) ATP
c) sugar
d) light
Which of the following moves particles against their concentration gradient?
a) active transport
b) passive transport
c) diffusion
d) facilitated diffusion
Which of the following is a protein commonly found in cells with high water transport needs?
a) aquaporin
b) integrin
c) cholesterol
d) enzyme
This is the movement of chloroplasts through the cytoplasm along microtubules.
a) cytoplasmic streaming
b) pinocytosis
c) phagocytosis
d) endocytosis
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