Passive and Active Transport

Which of the following helps substances cross the membrane?

Carbohydrates

ATP

Carrier proteins

Lipids

What do you call a membrane-bound sac which helps transport substances in and out of the cell?

Ribosomes

Vesicles

Phosphate

Mitochondria

Passive transport is different than active transport because it does not require _____________.

Energy

Nucleic acids

Diffusion

Cytosis

Diffusion is a type of passive transport which involves the movement of molecules from an area of _______ to _________ concentration.

High, low

Low, high

High, high

Low, low

If a solution is isotonic, then water goes_______

In both directions

Into the cell

Out of the cell

Nowhere

Which of the following use passive transport to pass through the cell membrane?

Glucose

Ions

Hydrocarbon

Water-soluble substances

Hydrophilic means something is _______

Water-loving

Water-fearing

Crocodile-like

Water-powered

What is endocytosis?

The process of creating ATP

The process of getting rid of phosphate

The process of removing large particles from the cell

The process of taking in large particles into the cell

ATP is an energy-rich molecule. What is the process in which phosphate is added?

Dephosphorylation

Phosphorylation

Exocytosis

Hypertonic

Equilibrium is when molecules are ___________

Evenly spread throughout a space

All at the same point

Passing through the cell membrane by active transport

BONUS: Mitochondria have their own DNA

True

False

Passive and Active Transport

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