Chemical Compounds Flashcards
1
Q
any substance that cannot be broken down into simpler substances.
A
Element
2
Q
when two or more elements combine chemically.
The smallest unit of many compounds is a molecule.
A
Compound
3
Q
the compounds our bodies need
A
Carbohydrates
Lipids
Proteins
Nucleic Acids
4
Q
Carbohydrates
A
Made of carbon, hydrogen, and oxygen.
Make up cell membranes and cell walls
5
Q
Lipids
A
Made of carbon and hydrogen and some oxygen
Cells store energy from fats and oils for later use
6
Q
Proteins
A
Made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur.
Much of a cell’s structure and function depends on proteins.
Form part of the cell membrane
Make up organelles (ribosome, mitochondria, etc.)
7
Q
Nucleic Acids
A
form DNA
