Biochemisy Flashcards
1
Q
Physical change
A
Can be changed back
2
Q
A chemical change is….
A
Is a color change, getting hot, releasing gas etc.
3
Q
How to tell the number of protons, neutrons and electrons?
A
A. Protons= atomic number (blue)
B. Electrons= atomic number (blue)
C. Neutrons= atomic mass-atomic number (red-blue)
4
Q
What is an organic molecules (what adore this mean?)
A
Carbon
5
Q
Properties of water
A
A. Polarity or stickiness of water
B. pH (know what neutral is, what is an acid and what number is a base)
6
Q
Molecule.
—Carbohydrates
A
Atoms=CHO Units=sugar monosaccharide Test= BS and I Use= energy Food= pasta (poly) Two-er= disaccharide Many=Polysaccharide starch cellulose
7
Q
Lipids
A
Atoms=CHO Units=glycerol and 3 fatty acids Test=Water Use=energy storage Food=butter Two-er=saturated and unsaturated Many=saturated and unsaturated
8
Q
Proteins
A
CHON
9
Q
Chemical change
A
Cannot change back.
