Answer: Osmosis
Definition: A process by which molecules of a solvent tend to pass through a semipermeable membrane from a <u>less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane.</u>
Answer:
During strenuous exercise, the rate of energy use in skeletal muscles can increase by more than 100-fold almost instantly. To meet this energy demand, muscle cells contain mitochondria. These organelles, commonly referred to as the cell's “power plants,” convert nutrients into the molecule ATP, which stores energy.
The similarities in the fore limb bones of humans,cats,dolphins and bats leads to the conclusion that they all evolved from a common ancestor.
Answer:
contractile vacuole
Explanation:
contractile vacuole is used for balance of water,salt etc
