biological molecules Flashcards
1
Q
what are carbohydrates composed of?
A
carbon
hydrogen
oxygen
2
Q
what are 3 complex carbohydrates made from glucose (a simple carbohydrate)
A
- starch
- glycogen
- cellulose
3
Q
starch- function + sources
A
function: energy and nutrient storage
source: chloroplasts and cytoplasm in plant cells
4
Q
glycogen - function + sources
A
function: energy and nutrient storage
source: liver and muscles
5
Q
cellulose - function + sources
A
function: structural support
sources: plant cell wall
6
Q
fats and oils are composed of
A
carbon
hydrogen
oxygen
(made up of small molecules called fatty acids and glycerol)
7
Q
proteins are composed of
A
carbon
hydrogen
oxygen
nitrogen
(made up of amino acids)
8
Q
what are the 4 DNA bases?
A
A T C G
9
Q
in DNA, A pairs with?
A
T
10
Q
in DNA, C pairs with?
A
G
