Cell Membrane Lab FLASHCARD

Front

The plastic bag represented what organelle?

Back

Cell membrane

Front

What color does the cornstarch turn when it comes in contact with Iodine?

Back

purple

Front

permeable

Back

it allows stuff to move through the membrane

Front

impermeable

Back

it does not allow stuff to move through the membrane

Front

According to the lab, the baggie was _________ to cornstarch.

Back

impermeable

Front

According to the lab, the baggie was _________ to iodine.

Back

permeable

Front

What effect does temperature have on the rate of diffusion?

Back

Higher temperatures result in a faster rate of diffusion.

Front

What two variables were investigated in the diffusion portion of the lab?

Back

Temperature and size of the molecule

Front

Is the cornstarch molecule larger than the water molecule?

Back

True

Front

What variable was the cornstarch experiment testing and its effects on diffusion? Options: temperature, size of the molecule, concentration, rate of respiration.

Back

size of the molecule