Chp 4 Energy

In physics _____ is stored energy, ready to be released. Like a ball at the top of a hill.

• potential

• kinetic

• heat

• sound

A _____ reaction occurs when energy is needed to build larger molecules out of monomers.

• exergonic

• endergonic

• hydrolysis

• degradation

In an oxidation-reduction reaction. The molecule that donates electrons is said to be_______.

• ATP

• destroyed

• oxidized

• reduced

A series of proteins in a membrane that carry out a series of oxidation-reduction reactions is (a/an) ______

• amino acid

• digestive enzymes

• rough ER

• electron transport chain

The ____ is the universal currency molecule with a highly energetic bond full of potential energy.

• ATP

• ADP

• DNA

• Adenosine nucleotide

Which requires no energy to transport across a cell membrane?

• Exocytosis

• Endocytosis

• Active transport

• Osmosis

When red blood cells are put in a ______ solution, they will burst.

• hypotonic

• hypertonic

• isotonic

• corn syrup

The diffusion of water across a membrane is called ______

• active transport

• osmosis

• facilitated diffusion

• hydrolysis

ATPase uses the flow of ______ ions from high concentration to low, to turn mechanical energy into building an ATP molecule.

• K+

• Cl-

• Na+

• H+