sb1 Flashcards
1
Q
what is an effect of a low number of red blood cells?
A
shortness of breath
2
Q
why must the potato be dried during an osmosis experiment?
A
to get and accurate reading of mass
3
Q
what is the role of the active site?
A
bind to the substrate for a reaction to take place
4
Q
why does phenolphthalein turn colourless when lipase breaks down the lipids in milk?
A
fatty acids form when lipids are broken down by lipase, fatty acids and acidic so the pH decreases
5
Q
why do enzymes only catalyse specific reactions?
A
active site has a specific shape because of the order of animo acids. the substrate must have a complementary shape.
