110422 조재현

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Which one is not one of the characteristics of Eukaryotes

Ribosomes are relatively larger

Cytoskeleton is present

DNA is naked

Cells are relatively larger

Which information is wrong about eukaryotic plasma membrane

It is selectively permeable

It consist of phospholipid bilayer

It is amphipathic

Non-polar molecules cannot pass through

Which answer choice is true about passive transport

It requires ATP

Facilitate diffusion that involves protein channel is one kind of it

Countercurrent exchange is one type of facilitate diffusion

Simple diffusion involves hydrophilic protein channel

Which answer choice is not true about osmosis

Water diffuse in and out of the cell in isotonic solution

In hypotonic solution, the cell will swell or burst

In hypertonic solution, water does not flow into the cell

Osmosis is one type of passive transport

Which one is not one of the three stages of cell signaling

Transduction

Response

Reception

Conversion

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