Deck 7 Flashcards
Most cells have the ability to metabolize. Define metabolize.
To use nutrients to build new cell material, break down substances, and make ATP.
[Cell of reproduction]; long and streamlined, built for swimming to the egg for fertilization
Sperm
Ability to respond to a stimulus
Irritability
In the most basic sense, what is a homogeneous mixture of two or more components?
Solution
The substance present in the largest amount in a solution is called the
Solvent
What is the body’s chief solvent?
Water
Components or substances present in smaller amounts are called
Solutes
A solution containing small amounts of gases, nutrients and salts, dissolved in water
Intracellular fluid
What does selective permeability mean?
A barrier allows some substances to pass through it while excluding others.
What is the kind of transport in which substances are transported across the membrane without any energy input from the cell?
Passive transport