Homeostasis
Process of keeping internal balance in a cell?
Homeostasis
An organ that pumps blood
Heart
Well-supported explanation, the 'why'
Scientific Theory
Basic unit of life
Controls cell activity
Nucleus
Cells extract energy from __________.
Food
System that moves blood
Circulatory System
Description of a pattern in nature, the 'what'
Scientific Law
All cells come from ______________.
Pre-existing cells
Produces energy
Mitochondria
Organelle that releases energy (ATP)
Mitochondria
Organ where oxygen enters blood
Lungs
Can theories change?
Yes
One-celled organism
Unicellular
Found only in plant cells (name both)
Chloroplasts and Cell Wall
Cell remove ________ to stay healthy
Waste
System that breaks down food
Digestive
Do laws explain why or what?
What
Cells with a nucleus
Eukaryotes
Storage for water, nutrients, and waste
Vacuole
Dividing to make new cells is called _______________.
Reproduction or cell division
Main function of respiratory system
Can a law become a theory?
No
Cells without a nucleus
Prokaryotes
Jelly-like fluid that fills the empty space
Cytoplasm