COL| Introduction Definitions Flashcards
1
Q
COL:
Name the 8 units of life.
A
- Atom
- Molecule
- Organelle
- Cell
- Tissue
- Organ
- System
- Organism
2
Q
COL| DEFINE:
Atom
A
An atom is the smallest unit of matter.
3
Q
COL| DEFINE:
Molecule
A
A molecule is made up of two or more atoms that combine chemically.
4
Q
COL| DEFINE:
Element
A
An element is a pure substance.
(not made up of any simpler substances)
5
Q
COL| DEFINE:
Compound
A
A compound is a pure substance made up of elements.
6
Q
COL| DEFINE:
Micronutrient
A
Any mineral needed in small amounts by the body.
7
Q
COL| DEFINE:
Macronuntient
A
Any mineral needed in large amounts by the body.
8
Q
COL| DEFINE:
Tissue
A
Tissue is a group of cells that have the same structure and perform the same function.
9
Q
COL| DEFINE:
Organ
A
An organ is a group of different types of tissue that works together to perform a function.
