Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
32 Cards in this Set
- Front
- Back
Atom
|
The smallest stable unit of matter in Creation.
|
|
Molecule
|
Two or more atoms linked together to make a substance with unique properties.
|
|
Photosynthesis
|
The process by which a plant uses the energy of sunlight and certain chemicals to produce its own food.
|
|
Metabolism
|
The process by which a living organism takes energy from its surroundings and uses it to sustain itself, develop, and grow.
|
|
Receptors
|
Special structures or chemicals that allow living organisms to sense the conditions of their surroundings.
|
|
Cell
|
The smallest unit of life in Creation.
|
|
Prokaryotic cell
|
A cell that has no organelles.
|
|
Eukaryotic cell
|
A cell with organelles.
|
|
Pathogen
|
An organism that causes disease.
|
|
Decomposers
|
Organisms that break down the dead remains of other organisms.
|
|
Vegetative reproduction
|
The process by which the stem of a plant can form new roots and develop into a mature plant.
|
|
Axial skeleton
|
The portion of the skeleton that supports and protects the head, neck, and trunk.
|
|
Appendicular skeleton
|
The portion of the skeleton that attaches to the axial skeleton and has the limbs attached to it.
|
|
Exoskeleton
|
A body covering, typically made of a tough, flexible substance called chitin, that provides support and protection.
|
|
Sybiosis
|
Two or more different organisms living together so that each benefits from the other.
|
|
Producers
|
Organisms that produce their own food.
|
|
Consumers
|
Organisms that eat living producers and/or other consumers for food.
|
|
Herbivore
|
A consumer that eats producers exclusively.
|
|
Carnivore
|
A consumer that eats only other consumers.
|
|
Omnivore
|
A consumer that eats both plants and other consumers.
|
|
Basal metabolic rate
|
The minimum amount of energy required by the body every day.
|
|
Digestion
|
The process by which an organism breaks down its food into small units which can be absorbed.
|
|
Vitamin
|
A chemical substance essential for the normal working of the human body.
|
|
Veins
|
Blood vessels that carry blood back to the heart.
|
|
Arteries
|
Blood vessels that carry blood away from the heart.
|
|
Capillaries
|
Tiny, thin-walled blood vessels that allow the exchange of gases and nutrients between the blood and cells.
|
|
Gland
|
A group of cells that prepare and release a chemical for use by the body.
|
|
Vaccine
|
A weakened or inactive version of a pathogen that stimulates the body's production of antibodies which can destroy the pathogen.
|
|
Hormone
|
A chemical released in the bloodstream that sends signals to specific cells, causing them to change their behavior in specific ways.
|
|
Autonomic nervous system
|
The system of nerves which carries instructions from the CNS to the body's smooth muscles, cardiac muscle, and glands.
|
|
Sensory nervous system
|
The system of nerves which carries information from the body's receptors to the CNS.
|
|
Motor nervous system
|
The system of nerves which carries instructions from the CNS to the skeletal muscles.
|